Home / 38,448,017.40-57,672,026.10-20,227,294.20

Finding the Fourth Proportional to 38,448,017.40, 57,672,026.10 and 20,227,294.20

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Solution

The fourth proportional to 38,448,017.40, 57,672,026.10 and 20,227,294.20 is: 30,340,941.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,448,017.40 : 57,672,026.10 = 20,227,294.20 : x
  2. Step 2: Convert to fraction form
    38,448,017.40/57,672,026.10 = 20,227,294.20/x
  3. Step 3: Cross multiply
    38,448,017.40x = 57,672,026.10 × 20,227,294.20
  4. Step 4: Simplify right side
    38,448,017.40x = 1,166,549,039,034,778.50
  5. Step 5: Solve for x
    x = 1,166,549,039,034,778.50/38,448,017.40
  6. Step 6: Final answer
    x = 30,340,941.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.