Home / 27,289,789.68-37,663,212.17-15,531,916.92

Finding the Fourth Proportional to 27,289,789.68, 37,663,212.17 and 15,531,916.92

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Solution

The fourth proportional to 27,289,789.68, 37,663,212.17 and 15,531,916.92 is: 21,435,924.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,289,789.68 : 37,663,212.17 = 15,531,916.92 : x
  2. Step 2: Convert to fraction form
    27,289,789.68/37,663,212.17 = 15,531,916.92/x
  3. Step 3: Cross multiply
    27,289,789.68x = 37,663,212.17 × 15,531,916.92
  4. Step 4: Simplify right side
    27,289,789.68x = 584,981,882,417,970.75
  5. Step 5: Solve for x
    x = 584,981,882,417,970.75/27,289,789.68
  6. Step 6: Final answer
    x = 21,435,924.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.