Home / 52,761,867.41-72,811,321.81-29,557,157.72

Finding the Fourth Proportional to 52,761,867.41, 72,811,321.81 and 29,557,157.72

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Solution

The fourth proportional to 52,761,867.41, 72,811,321.81 and 29,557,157.72 is: 40,788,846.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,761,867.41 : 72,811,321.81 = 29,557,157.72 : x
  2. Step 2: Convert to fraction form
    52,761,867.41/72,811,321.81 = 29,557,157.72/x
  3. Step 3: Cross multiply
    52,761,867.41x = 72,811,321.81 × 29,557,157.72
  4. Step 4: Simplify right side
    52,761,867.41x = 2,152,095,722,101,896.50
  5. Step 5: Solve for x
    x = 2,152,095,722,101,896.50/52,761,867.41
  6. Step 6: Final answer
    x = 40,788,846.71

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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.