Home / 52,091,982.70-78,115,855.65-25,173,889.90

Finding the Fourth Proportional to 52,091,982.70, 78,115,855.65 and 25,173,889.90

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Solution

The fourth proportional to 52,091,982.70, 78,115,855.65 and 25,173,889.90 is: 37,750,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,091,982.70 : 78,115,855.65 = 25,173,889.90 : x
  2. Step 2: Convert to fraction form
    52,091,982.70/78,115,855.65 = 25,173,889.90/x
  3. Step 3: Cross multiply
    52,091,982.70x = 78,115,855.65 × 25,173,889.90
  4. Step 4: Simplify right side
    52,091,982.70x = 1,966,479,949,577,393
  5. Step 5: Solve for x
    x = 1,966,479,949,577,393/52,091,982.70
  6. Step 6: Final answer
    x = 37,750,145.95

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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.