Home / 10,658,671.40-15,988,007.10-9,944,834.60

Finding the Fourth Proportional to 10,658,671.40, 15,988,007.10 and 9,944,834.60

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Solution

The fourth proportional to 10,658,671.40, 15,988,007.10 and 9,944,834.60 is: 14,917,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,658,671.40 : 15,988,007.10 = 9,944,834.60 : x
  2. Step 2: Convert to fraction form
    10,658,671.40/15,988,007.10 = 9,944,834.60/x
  3. Step 3: Cross multiply
    10,658,671.40x = 15,988,007.10 × 9,944,834.60
  4. Step 4: Simplify right side
    10,658,671.40x = 158,998,086,193,125.66
  5. Step 5: Solve for x
    x = 158,998,086,193,125.66/10,658,671.40
  6. Step 6: Final answer
    x = 14,917,251.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.