Home / 52,761,865.61-72,811,319.32-29,557,155.92

Finding the Fourth Proportional to 52,761,865.61, 72,811,319.32 and 29,557,155.92

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Solution

The fourth proportional to 52,761,865.61, 72,811,319.32 and 29,557,155.92 is: 40,788,844.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,761,865.61 : 72,811,319.32 = 29,557,155.92 : x
  2. Step 2: Convert to fraction form
    52,761,865.61/72,811,319.32 = 29,557,155.92/x
  3. Step 3: Cross multiply
    52,761,865.61x = 72,811,319.32 × 29,557,155.92
  4. Step 4: Simplify right side
    52,761,865.61x = 2,152,095,517,444,198.75
  5. Step 5: Solve for x
    x = 2,152,095,517,444,198.75/52,761,865.61
  6. Step 6: Final answer
    x = 40,788,844.22

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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.