Home / 52,956,276.97-79,435,207.83-20,168,656.61

Finding the Fourth Proportional to 52,956,276.97, 79,435,207.83 and 20,168,656.61

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Solution

The fourth proportional to 52,956,276.97, 79,435,207.83 and 20,168,656.61 is: 30,253,286.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,956,276.97 : 79,435,207.83 = 20,168,656.61 : x
  2. Step 2: Convert to fraction form
    52,956,276.97/79,435,207.83 = 20,168,656.61/x
  3. Step 3: Cross multiply
    52,956,276.97x = 79,435,207.83 × 20,168,656.61
  4. Step 4: Simplify right side
    52,956,276.97x = 1,602,101,429,479,084
  5. Step 5: Solve for x
    x = 1,602,101,429,479,084/52,956,276.97
  6. Step 6: Final answer
    x = 30,253,286.69

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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.