Home / 25,306,280.10-37,959,420.15-18,538,049.70

Finding the Fourth Proportional to 25,306,280.10, 37,959,420.15 and 18,538,049.70

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Solution

The fourth proportional to 25,306,280.10, 37,959,420.15 and 18,538,049.70 is: 27,807,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,306,280.10 : 37,959,420.15 = 18,538,049.70 : x
  2. Step 2: Convert to fraction form
    25,306,280.10/37,959,420.15 = 18,538,049.70/x
  3. Step 3: Cross multiply
    25,306,280.10x = 37,959,420.15 × 18,538,049.70
  4. Step 4: Simplify right side
    25,306,280.10x = 703,693,617,323,881.38
  5. Step 5: Solve for x
    x = 703,693,617,323,881.38/25,306,280.10
  6. Step 6: Final answer
    x = 27,807,074.55

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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.