Home / 38,419,492.71-57,633,276.48-12,513,812.73

Finding the Fourth Proportional to 38,419,492.71, 57,633,276.48 and 12,513,812.73

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Solution

The fourth proportional to 38,419,492.71, 57,633,276.48 and 12,513,812.73 is: 18,772,034.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,419,492.71 : 57,633,276.48 = 12,513,812.73 : x
  2. Step 2: Convert to fraction form
    38,419,492.71/57,633,276.48 = 12,513,812.73/x
  3. Step 3: Cross multiply
    38,419,492.71x = 57,633,276.48 × 12,513,812.73
  4. Step 4: Simplify right side
    38,419,492.71x = 721,212,028,696,229.62
  5. Step 5: Solve for x
    x = 721,212,028,696,229.62/38,419,492.71
  6. Step 6: Final answer
    x = 18,772,034.14

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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.