Home / 27,829,206.57-38,399,974.10-15,907,849.98

Finding the Fourth Proportional to 27,829,206.57, 38,399,974.10 and 15,907,849.98

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Solution

The fourth proportional to 27,829,206.57, 38,399,974.10 and 15,907,849.98 is: 21,950,357.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,829,206.57 : 38,399,974.10 = 15,907,849.98 : x
  2. Step 2: Convert to fraction form
    27,829,206.57/38,399,974.10 = 15,907,849.98/x
  3. Step 3: Cross multiply
    27,829,206.57x = 38,399,974.10 × 15,907,849.98
  4. Step 4: Simplify right side
    27,829,206.57x = 610,861,026,947,146.38
  5. Step 5: Solve for x
    x = 610,861,026,947,146.38/27,829,206.57
  6. Step 6: Final answer
    x = 21,950,357.28

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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.