Home / 19,123,642.92-28,693,935.36-10,023,577.83

Finding the Fourth Proportional to 19,123,642.92, 28,693,935.36 and 10,023,577.83

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Solution

The fourth proportional to 19,123,642.92, 28,693,935.36 and 10,023,577.83 is: 15,039,806.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123,642.92 : 28,693,935.36 = 10,023,577.83 : x
  2. Step 2: Convert to fraction form
    19,123,642.92/28,693,935.36 = 10,023,577.83/x
  3. Step 3: Cross multiply
    19,123,642.92x = 28,693,935.36 × 10,023,577.83
  4. Step 4: Simplify right side
    19,123,642.92x = 287,615,894,399,962.94
  5. Step 5: Solve for x
    x = 287,615,894,399,962.94/19,123,642.92
  6. Step 6: Final answer
    x = 15,039,806.78

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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.