Home / 7,815,408.97-10,781,296.59-5,332,767.58

Finding the Fourth Proportional to 7,815,408.97, 10,781,296.59 and 5,332,767.58

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Solution

The fourth proportional to 7,815,408.97, 10,781,296.59 and 5,332,767.58 is: 7,356,511.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,408.97 : 10,781,296.59 = 5,332,767.58 : x
  2. Step 2: Convert to fraction form
    7,815,408.97/10,781,296.59 = 5,332,767.58/x
  3. Step 3: Cross multiply
    7,815,408.97x = 10,781,296.59 × 5,332,767.58
  4. Step 4: Simplify right side
    7,815,408.97x = 57,494,148,925,516.55
  5. Step 5: Solve for x
    x = 57,494,148,925,516.55/7,815,408.97
  6. Step 6: Final answer
    x = 7,356,511.88

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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.