Home / 10,781,300.15-16,122,830.19-8,050,765.04

Finding the Fourth Proportional to 10,781,300.15, 16,122,830.19 and 8,050,765.04

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Solution

The fourth proportional to 10,781,300.15, 16,122,830.19 and 8,050,765.04 is: 12,039,467.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,300.15 : 16,122,830.19 = 8,050,765.04 : x
  2. Step 2: Convert to fraction form
    10,781,300.15/16,122,830.19 = 8,050,765.04/x
  3. Step 3: Cross multiply
    10,781,300.15x = 16,122,830.19 × 8,050,765.04
  4. Step 4: Simplify right side
    10,781,300.15x = 129,801,117,639,508.55
  5. Step 5: Solve for x
    x = 129,801,117,639,508.55/10,781,300.15
  6. Step 6: Final answer
    x = 12,039,467.95

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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.