Home / 10,874,019.45-15,006,201.03-5,979,557.19

Finding the Fourth Proportional to 10,874,019.45, 15,006,201.03 and 5,979,557.19

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Solution

The fourth proportional to 10,874,019.45, 15,006,201.03 and 5,979,557.19 is: 8,251,818.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874,019.45 : 15,006,201.03 = 5,979,557.19 : x
  2. Step 2: Convert to fraction form
    10,874,019.45/15,006,201.03 = 5,979,557.19/x
  3. Step 3: Cross multiply
    10,874,019.45x = 15,006,201.03 × 5,979,557.19
  4. Step 4: Simplify right side
    10,874,019.45x = 89,730,437,263,521.91
  5. Step 5: Solve for x
    x = 89,730,437,263,521.91/10,874,019.45
  6. Step 6: Final answer
    x = 8,251,818.72

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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.