Home / 6,940,439.40-9,564,823.98-5,003,398.92

Finding the Fourth Proportional to 6,940,439.40, 9,564,823.98 and 5,003,398.92

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Solution

The fourth proportional to 6,940,439.40, 9,564,823.98 and 5,003,398.92 is: 6,895,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940,439.40 : 9,564,823.98 = 5,003,398.92 : x
  2. Step 2: Convert to fraction form
    6,940,439.40/9,564,823.98 = 5,003,398.92/x
  3. Step 3: Cross multiply
    6,940,439.40x = 9,564,823.98 × 5,003,398.92
  4. Step 4: Simplify right side
    6,940,439.40x = 47,856,629,971,522.10
  5. Step 5: Solve for x
    x = 47,856,629,971,522.10/6,940,439.40
  6. Step 6: Final answer
    x = 6,895,331.44

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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.