Home / 10,866,498.40-16,299,747.60-8,156,149.30

Finding the Fourth Proportional to 10,866,498.40, 16,299,747.60 and 8,156,149.30

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Solution

The fourth proportional to 10,866,498.40, 16,299,747.60 and 8,156,149.30 is: 12,234,223.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,498.40 : 16,299,747.60 = 8,156,149.30 : x
  2. Step 2: Convert to fraction form
    10,866,498.40/16,299,747.60 = 8,156,149.30/x
  3. Step 3: Cross multiply
    10,866,498.40x = 16,299,747.60 × 8,156,149.30
  4. Step 4: Simplify right side
    10,866,498.40x = 132,943,174,977,916.67
  5. Step 5: Solve for x
    x = 132,943,174,977,916.67/10,866,498.40
  6. Step 6: Final answer
    x = 12,234,223.95

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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.