Home / 12,566,197.29-17,342,756.45-7,607,370.87

Finding the Fourth Proportional to 12,566,197.29, 17,342,756.45 and 7,607,370.87

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Solution

The fourth proportional to 12,566,197.29, 17,342,756.45 and 7,607,370.87 is: 10,499,021.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,566,197.29 : 17,342,756.45 = 7,607,370.87 : x
  2. Step 2: Convert to fraction form
    12,566,197.29/17,342,756.45 = 7,607,370.87/x
  3. Step 3: Cross multiply
    12,566,197.29x = 17,342,756.45 × 7,607,370.87
  4. Step 4: Simplify right side
    12,566,197.29x = 131,932,780,283,901.44
  5. Step 5: Solve for x
    x = 131,932,780,283,901.44/12,566,197.29
  6. Step 6: Final answer
    x = 10,499,021.88

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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.