Home / 10,134,389.97-13,985,495.78-5,488,177.73

Finding the Fourth Proportional to 10,134,389.97, 13,985,495.78 and 5,488,177.73

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Solution

The fourth proportional to 10,134,389.97, 13,985,495.78 and 5,488,177.73 is: 7,573,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134,389.97 : 13,985,495.78 = 5,488,177.73 : x
  2. Step 2: Convert to fraction form
    10,134,389.97/13,985,495.78 = 5,488,177.73/x
  3. Step 3: Cross multiply
    10,134,389.97x = 13,985,495.78 × 5,488,177.73
  4. Step 4: Simplify right side
    10,134,389.97x = 76,754,886,385,436.61
  5. Step 5: Solve for x
    x = 76,754,886,385,436.61/10,134,389.97
  6. Step 6: Final answer
    x = 7,573,705.63

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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.