Home / 10,368,149.80-15,533,562.30-8,875,157.80

Finding the Fourth Proportional to 10,368,149.80, 15,533,562.30 and 8,875,157.80

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Solution

The fourth proportional to 10,368,149.80, 15,533,562.30 and 8,875,157.80 is: 13,296,761.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,149.80 : 15,533,562.30 = 8,875,157.80 : x
  2. Step 2: Convert to fraction form
    10,368,149.80/15,533,562.30 = 8,875,157.80/x
  3. Step 3: Cross multiply
    10,368,149.80x = 15,533,562.30 × 8,875,157.80
  4. Step 4: Simplify right side
    10,368,149.80x = 137,862,816,608,630.95
  5. Step 5: Solve for x
    x = 137,862,816,608,630.95/10,368,149.80
  6. Step 6: Final answer
    x = 13,296,761.65

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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.