Home / 60,005,790.60-90,008,685.90-57,654,328.20

Finding the Fourth Proportional to 60,005,790.60, 90,008,685.90 and 57,654,328.20

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Solution

The fourth proportional to 60,005,790.60, 90,008,685.90 and 57,654,328.20 is: 86,481,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,005,790.60 : 90,008,685.90 = 57,654,328.20 : x
  2. Step 2: Convert to fraction form
    60,005,790.60/90,008,685.90 = 57,654,328.20/x
  3. Step 3: Cross multiply
    60,005,790.60x = 90,008,685.90 × 57,654,328.20
  4. Step 4: Simplify right side
    60,005,790.60x = 5,189,390,317,729,313
  5. Step 5: Solve for x
    x = 5,189,390,317,729,313/60,005,790.60
  6. Step 6: Final answer
    x = 86,481,492.30

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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.