Home / 15,442,025.47-21,309,930.19-8,566,507.53

Finding the Fourth Proportional to 15,442,025.47, 21,309,930.19 and 8,566,507.53

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Solution

The fourth proportional to 15,442,025.47, 21,309,930.19 and 8,566,507.53 is: 11,821,744.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442,025.47 : 21,309,930.19 = 8,566,507.53 : x
  2. Step 2: Convert to fraction form
    15,442,025.47/21,309,930.19 = 8,566,507.53/x
  3. Step 3: Cross multiply
    15,442,025.47x = 21,309,930.19 × 8,566,507.53
  4. Step 4: Simplify right side
    15,442,025.47x = 182,551,677,447,117.44
  5. Step 5: Solve for x
    x = 182,551,677,447,117.44/15,442,025.47
  6. Step 6: Final answer
    x = 11,821,744.36

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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.