Home / 10,369,629.20-15,554,443.80-9,739,254.80

Finding the Fourth Proportional to 10,369,629.20, 15,554,443.80 and 9,739,254.80

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Solution

The fourth proportional to 10,369,629.20, 15,554,443.80 and 9,739,254.80 is: 14,608,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,629.20 : 15,554,443.80 = 9,739,254.80 : x
  2. Step 2: Convert to fraction form
    10,369,629.20/15,554,443.80 = 9,739,254.80/x
  3. Step 3: Cross multiply
    10,369,629.20x = 15,554,443.80 × 9,739,254.80
  4. Step 4: Simplify right side
    10,369,629.20x = 151,488,691,440,480.25
  5. Step 5: Solve for x
    x = 151,488,691,440,480.25/10,369,629.20
  6. Step 6: Final answer
    x = 14,608,882.20

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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.