Home / 27,428,068.76-37,849,288.25-15,665,024.57

Finding the Fourth Proportional to 27,428,068.76, 37,849,288.25 and 15,665,024.57

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Solution

The fourth proportional to 27,428,068.76, 37,849,288.25 and 15,665,024.57 is: 21,616,907.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,428,068.76 : 37,849,288.25 = 15,665,024.57 : x
  2. Step 2: Convert to fraction form
    27,428,068.76/37,849,288.25 = 15,665,024.57/x
  3. Step 3: Cross multiply
    27,428,068.76x = 37,849,288.25 × 15,665,024.57
  4. Step 4: Simplify right side
    27,428,068.76x = 592,910,030,243,178.38
  5. Step 5: Solve for x
    x = 592,910,030,243,178.38/27,428,068.76
  6. Step 6: Final answer
    x = 21,616,907.68

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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.