Home / 36,254,232.20-54,381,348.30-20,129,918.60

Finding the Fourth Proportional to 36,254,232.20, 54,381,348.30 and 20,129,918.60

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Solution

The fourth proportional to 36,254,232.20, 54,381,348.30 and 20,129,918.60 is: 30,194,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,254,232.20 : 54,381,348.30 = 20,129,918.60 : x
  2. Step 2: Convert to fraction form
    36,254,232.20/54,381,348.30 = 20,129,918.60/x
  3. Step 3: Cross multiply
    36,254,232.20x = 54,381,348.30 × 20,129,918.60
  4. Step 4: Simplify right side
    36,254,232.20x = 1,094,692,114,637,248.38
  5. Step 5: Solve for x
    x = 1,094,692,114,637,248.38/36,254,232.20
  6. Step 6: Final answer
    x = 30,194,877.90

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Double scale
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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.