Home / 10,866,127.80-16,287,287.70-5,466,166.20

Finding the Fourth Proportional to 10,866,127.80, 16,287,287.70 and 5,466,166.20

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Solution

The fourth proportional to 10,866,127.80, 16,287,287.70 and 5,466,166.20 is: 8,193,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,127.80 : 16,287,287.70 = 5,466,166.20 : x
  2. Step 2: Convert to fraction form
    10,866,127.80/16,287,287.70 = 5,466,166.20/x
  3. Step 3: Cross multiply
    10,866,127.80x = 16,287,287.70 × 5,466,166.20
  4. Step 4: Simplify right side
    10,866,127.80x = 89,029,021,515,415.73
  5. Step 5: Solve for x
    x = 89,029,021,515,415.73/10,866,127.80
  6. Step 6: Final answer
    x = 8,193,261.04

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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.