Home / 12,655,835.73-17,466,472.89-7,149,565.35

Finding the Fourth Proportional to 12,655,835.73, 17,466,472.89 and 7,149,565.35

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Solution

The fourth proportional to 12,655,835.73, 17,466,472.89 and 7,149,565.35 is: 9,867,202.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,655,835.73 : 17,466,472.89 = 7,149,565.35 : x
  2. Step 2: Convert to fraction form
    12,655,835.73/17,466,472.89 = 7,149,565.35/x
  3. Step 3: Cross multiply
    12,655,835.73x = 17,466,472.89 × 7,149,565.35
  4. Step 4: Simplify right side
    12,655,835.73x = 124,877,689,361,058.36
  5. Step 5: Solve for x
    x = 124,877,689,361,058.36/12,655,835.73
  6. Step 6: Final answer
    x = 9,867,202.14

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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.