Home / 8,676,247.20-13,005,513.45-5,080,163.10

Finding the Fourth Proportional to 8,676,247.20, 13,005,513.45 and 5,080,163.10

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Solution

The fourth proportional to 8,676,247.20, 13,005,513.45 and 5,080,163.10 is: 7,615,058.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676,247.20 : 13,005,513.45 = 5,080,163.10 : x
  2. Step 2: Convert to fraction form
    8,676,247.20/13,005,513.45 = 5,080,163.10/x
  3. Step 3: Cross multiply
    8,676,247.20x = 13,005,513.45 × 5,080,163.10
  4. Step 4: Simplify right side
    8,676,247.20x = 66,070,129,525,243.69
  5. Step 5: Solve for x
    x = 66,070,129,525,243.69/8,676,247.20
  6. Step 6: Final answer
    x = 7,615,058.45

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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.