Home / 9,162,387.66-12,639,418.08-5,851,201.34

Finding the Fourth Proportional to 9,162,387.66, 12,639,418.08 and 5,851,201.34

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Solution

The fourth proportional to 9,162,387.66, 12,639,418.08 and 5,851,201.34 is: 8,071,671.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162,387.66 : 12,639,418.08 = 5,851,201.34 : x
  2. Step 2: Convert to fraction form
    9,162,387.66/12,639,418.08 = 5,851,201.34/x
  3. Step 3: Cross multiply
    9,162,387.66x = 12,639,418.08 × 5,851,201.34
  4. Step 4: Simplify right side
    9,162,387.66x = 73,955,780,006,516.22
  5. Step 5: Solve for x
    x = 73,955,780,006,516.22/9,162,387.66
  6. Step 6: Final answer
    x = 8,071,671.14

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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.