Home / 9,355,385.76-12,910,432.38-5,063,033.76

Finding the Fourth Proportional to 9,355,385.76, 12,910,432.38 and 5,063,033.76

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Solution

The fourth proportional to 9,355,385.76, 12,910,432.38 and 5,063,033.76 is: 6,986,986.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355,385.76 : 12,910,432.38 = 5,063,033.76 : x
  2. Step 2: Convert to fraction form
    9,355,385.76/12,910,432.38 = 5,063,033.76/x
  3. Step 3: Cross multiply
    9,355,385.76x = 12,910,432.38 × 5,063,033.76
  4. Step 4: Simplify right side
    9,355,385.76x = 65,365,954,996,137.15
  5. Step 5: Solve for x
    x = 65,365,954,996,137.15/9,355,385.76
  6. Step 6: Final answer
    x = 6,986,986.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.