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Finding the Fourth Proportional to 8,532,647.16, 12,797,569.36 and 3,673,645.48

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Solution

The fourth proportional to 8,532,647.16, 12,797,569.36 and 3,673,645.48 is: 5,509,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,532,647.16 : 12,797,569.36 = 3,673,645.48 : x
  2. Step 2: Convert to fraction form
    8,532,647.16/12,797,569.36 = 3,673,645.48/x
  3. Step 3: Cross multiply
    8,532,647.16x = 12,797,569.36 × 3,673,645.48
  4. Step 4: Simplify right side
    8,532,647.16x = 47,013,732,834,350.49
  5. Step 5: Solve for x
    x = 47,013,732,834,350.49/8,532,647.16
  6. Step 6: Final answer
    x = 5,509,864.87

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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.