Home / 11,569,836.47-15,966,028.31-6,342,665.87

Finding the Fourth Proportional to 11,569,836.47, 15,966,028.31 and 6,342,665.87

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Solution

The fourth proportional to 11,569,836.47, 15,966,028.31 and 6,342,665.87 is: 8,752,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,569,836.47 : 15,966,028.31 = 6,342,665.87 : x
  2. Step 2: Convert to fraction form
    11,569,836.47/15,966,028.31 = 6,342,665.87/x
  3. Step 3: Cross multiply
    11,569,836.47x = 15,966,028.31 × 6,342,665.87
  4. Step 4: Simplify right side
    11,569,836.47x = 101,267,182,729,747.31
  5. Step 5: Solve for x
    x = 101,267,182,729,747.31/11,569,836.47
  6. Step 6: Final answer
    x = 8,752,689.20

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