Home / 9,016,969.28-12,436,161.92-7,926,910.16

Finding the Fourth Proportional to 9,016,969.28, 12,436,161.92 and 7,926,910.16

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Solution

The fourth proportional to 9,016,969.28, 12,436,161.92 and 7,926,910.16 is: 10,932,757.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,016,969.28 : 12,436,161.92 = 7,926,910.16 : x
  2. Step 2: Convert to fraction form
    9,016,969.28/12,436,161.92 = 7,926,910.16/x
  3. Step 3: Cross multiply
    9,016,969.28x = 12,436,161.92 × 7,926,910.16
  4. Step 4: Simplify right side
    9,016,969.28x = 98,580,338,275,053.11
  5. Step 5: Solve for x
    x = 98,580,338,275,053.11/9,016,969.28
  6. Step 6: Final answer
    x = 10,932,757.47

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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.