Home / 10,132,634.40-15,210,010.80-5,653,658.40

Finding the Fourth Proportional to 10,132,634.40, 15,210,010.80 and 5,653,658.40

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Solution

The fourth proportional to 10,132,634.40, 15,210,010.80 and 5,653,658.40 is: 8,486,658.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132,634.40 : 15,210,010.80 = 5,653,658.40 : x
  2. Step 2: Convert to fraction form
    10,132,634.40/15,210,010.80 = 5,653,658.40/x
  3. Step 3: Cross multiply
    10,132,634.40x = 15,210,010.80 × 5,653,658.40
  4. Step 4: Simplify right side
    10,132,634.40x = 85,992,205,323,510.73
  5. Step 5: Solve for x
    x = 85,992,205,323,510.73/10,132,634.40
  6. Step 6: Final answer
    x = 8,486,658.25

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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.