Home / 7,815,406.74-10,781,293.47-5,332,765.34

Finding the Fourth Proportional to 7,815,406.74, 10,781,293.47 and 5,332,765.34

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Solution

The fourth proportional to 7,815,406.74, 10,781,293.47 and 5,332,765.34 is: 7,356,508.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,406.74 : 10,781,293.47 = 5,332,765.34 : x
  2. Step 2: Convert to fraction form
    7,815,406.74/10,781,293.47 = 5,332,765.34/x
  3. Step 3: Cross multiply
    7,815,406.74x = 10,781,293.47 × 5,332,765.34
  4. Step 4: Simplify right side
    7,815,406.74x = 57,494,108,137,184.33
  5. Step 5: Solve for x
    x = 57,494,108,137,184.33/7,815,406.74
  6. Step 6: Final answer
    x = 7,356,508.76

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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.