Home / 57,543,705.60-86,173,840.80-27,216,139.20

Finding the Fourth Proportional to 57,543,705.60, 86,173,840.80 and 27,216,139.20

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Solution

The fourth proportional to 57,543,705.60, 86,173,840.80 and 27,216,139.20 is: 40,757,181.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,543,705.60 : 86,173,840.80 = 27,216,139.20 : x
  2. Step 2: Convert to fraction form
    57,543,705.60/86,173,840.80 = 27,216,139.20/x
  3. Step 3: Cross multiply
    57,543,705.60x = 86,173,840.80 × 27,216,139.20
  4. Step 4: Simplify right side
    57,543,705.60x = 2,345,319,246,611,439
  5. Step 5: Solve for x
    x = 2,345,319,246,611,439/57,543,705.60
  6. Step 6: Final answer
    x = 40,757,181.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.