Home / 10,427,425.30-15,626,740.20-7,525,658.98

Finding the Fourth Proportional to 10,427,425.30, 15,626,740.20 and 7,525,658.98

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Solution

The fourth proportional to 10,427,425.30, 15,626,740.20 and 7,525,658.98 is: 11,278,097.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427,425.30 : 15,626,740.20 = 7,525,658.98 : x
  2. Step 2: Convert to fraction form
    10,427,425.30/15,626,740.20 = 7,525,658.98/x
  3. Step 3: Cross multiply
    10,427,425.30x = 15,626,740.20 × 7,525,658.98
  4. Step 4: Simplify right side
    10,427,425.30x = 117,601,517,714,257
  5. Step 5: Solve for x
    x = 117,601,517,714,257/10,427,425.30
  6. Step 6: Final answer
    x = 11,278,097.36

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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.