Home / 10,221,704.70-15,332,557.05-9,591,848.70

Finding the Fourth Proportional to 10,221,704.70, 15,332,557.05 and 9,591,848.70

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Solution

The fourth proportional to 10,221,704.70, 15,332,557.05 and 9,591,848.70 is: 14,387,773.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,221,704.70 : 15,332,557.05 = 9,591,848.70 : x
  2. Step 2: Convert to fraction form
    10,221,704.70/15,332,557.05 = 9,591,848.70/x
  3. Step 3: Cross multiply
    10,221,704.70x = 15,332,557.05 × 9,591,848.70
  4. Step 4: Simplify right side
    10,221,704.70x = 147,067,567,407,718.34
  5. Step 5: Solve for x
    x = 147,067,567,407,718.34/10,221,704.70
  6. Step 6: Final answer
    x = 14,387,773.05

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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.