Home / 8,969,515.23-12,376,301.27-5,299,029.39

Finding the Fourth Proportional to 8,969,515.23, 12,376,301.27 and 5,299,029.39

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Solution

The fourth proportional to 8,969,515.23, 12,376,301.27 and 5,299,029.39 is: 7,311,697.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969,515.23 : 12,376,301.27 = 5,299,029.39 : x
  2. Step 2: Convert to fraction form
    8,969,515.23/12,376,301.27 = 5,299,029.39/x
  3. Step 3: Cross multiply
    8,969,515.23x = 12,376,301.27 × 5,299,029.39
  4. Step 4: Simplify right side
    8,969,515.23x = 65,582,384,142,729.18
  5. Step 5: Solve for x
    x = 65,582,384,142,729.18/8,969,515.23
  6. Step 6: Final answer
    x = 7,311,697.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.