Home / 10,262,013.80-15,398,331.90-7,445,373.80

Finding the Fourth Proportional to 10,262,013.80, 15,398,331.90 and 7,445,373.80

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Solution

The fourth proportional to 10,262,013.80, 15,398,331.90 and 7,445,373.80 is: 11,171,914.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,262,013.80 : 15,398,331.90 = 7,445,373.80 : x
  2. Step 2: Convert to fraction form
    10,262,013.80/15,398,331.90 = 7,445,373.80/x
  3. Step 3: Cross multiply
    10,262,013.80x = 15,398,331.90 × 7,445,373.80
  4. Step 4: Simplify right side
    10,262,013.80x = 114,646,336,891,964.22
  5. Step 5: Solve for x
    x = 114,646,336,891,964.22/10,262,013.80
  6. Step 6: Final answer
    x = 11,171,914.12

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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.