Home / 51,375,964.32-77,081,077.60-34,171,988.96

Finding the Fourth Proportional to 51,375,964.32, 77,081,077.60 and 34,171,988.96

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Solution

The fourth proportional to 51,375,964.32, 77,081,077.60 and 34,171,988.96 is: 51,269,377.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,375,964.32 : 77,081,077.60 = 34,171,988.96 : x
  2. Step 2: Convert to fraction form
    51,375,964.32/77,081,077.60 = 34,171,988.96/x
  3. Step 3: Cross multiply
    51,375,964.32x = 77,081,077.60 × 34,171,988.96
  4. Step 4: Simplify right side
    51,375,964.32x = 2,634,013,732,772,103
  5. Step 5: Solve for x
    x = 2,634,013,732,772,103/51,375,964.32
  6. Step 6: Final answer
    x = 51,269,377.96

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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.