Home / 10,437,324.55-15,656,478.90-8,612,304.49

Finding the Fourth Proportional to 10,437,324.55, 15,656,478.90 and 8,612,304.49

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Solution

The fourth proportional to 10,437,324.55, 15,656,478.90 and 8,612,304.49 is: 12,918,862.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437,324.55 : 15,656,478.90 = 8,612,304.49 : x
  2. Step 2: Convert to fraction form
    10,437,324.55/15,656,478.90 = 8,612,304.49/x
  3. Step 3: Cross multiply
    10,437,324.55x = 15,656,478.90 × 8,612,304.49
  4. Step 4: Simplify right side
    10,437,324.55x = 134,838,363,528,060.27
  5. Step 5: Solve for x
    x = 134,838,363,528,060.27/10,437,324.55
  6. Step 6: Final answer
    x = 12,918,862.77

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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.