Home / 38,499,061.20-57,748,591.80-38,233,640.40

Finding the Fourth Proportional to 38,499,061.20, 57,748,591.80 and 38,233,640.40

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Solution

The fourth proportional to 38,499,061.20, 57,748,591.80 and 38,233,640.40 is: 57,350,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,499,061.20 : 57,748,591.80 = 38,233,640.40 : x
  2. Step 2: Convert to fraction form
    38,499,061.20/57,748,591.80 = 38,233,640.40/x
  3. Step 3: Cross multiply
    38,499,061.20x = 57,748,591.80 × 38,233,640.40
  4. Step 4: Simplify right side
    38,499,061.20x = 2,207,938,892,487,588.50
  5. Step 5: Solve for x
    x = 2,207,938,892,487,588.50/38,499,061.20
  6. Step 6: Final answer
    x = 57,350,460.60

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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.