Home / 52,781,720.70-79,172,581.05-14,447,109.90

Finding the Fourth Proportional to 52,781,720.70, 79,172,581.05 and 14,447,109.90

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Solution

The fourth proportional to 52,781,720.70, 79,172,581.05 and 14,447,109.90 is: 21,670,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,781,720.70 : 79,172,581.05 = 14,447,109.90 : x
  2. Step 2: Convert to fraction form
    52,781,720.70/79,172,581.05 = 14,447,109.90/x
  3. Step 3: Cross multiply
    52,781,720.70x = 79,172,581.05 × 14,447,109.90
  4. Step 4: Simplify right side
    52,781,720.70x = 1,143,814,979,496,007.50
  5. Step 5: Solve for x
    x = 1,143,814,979,496,007.50/52,781,720.70
  6. Step 6: Final answer
    x = 21,670,664.85

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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.