Home / 20,097,350.80-30,146,026.20-11,594,294.80

Finding the Fourth Proportional to 20,097,350.80, 30,146,026.20 and 11,594,294.80

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Solution

The fourth proportional to 20,097,350.80, 30,146,026.20 and 11,594,294.80 is: 17,391,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,097,350.80 : 30,146,026.20 = 11,594,294.80 : x
  2. Step 2: Convert to fraction form
    20,097,350.80/30,146,026.20 = 11,594,294.80/x
  3. Step 3: Cross multiply
    20,097,350.80x = 30,146,026.20 × 11,594,294.80
  4. Step 4: Simplify right side
    20,097,350.80x = 349,521,914,811,323.75
  5. Step 5: Solve for x
    x = 349,521,914,811,323.75/20,097,350.80
  6. Step 6: Final answer
    x = 17,391,442.20

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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.