Home / 50,753,221.68-70,037,633.70-28,726,248.18

Finding the Fourth Proportional to 50,753,221.68, 70,037,633.70 and 28,726,248.18

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Solution

The fourth proportional to 50,753,221.68, 70,037,633.70 and 28,726,248.18 is: 39,641,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,753,221.68 : 70,037,633.70 = 28,726,248.18 : x
  2. Step 2: Convert to fraction form
    50,753,221.68/70,037,633.70 = 28,726,248.18/x
  3. Step 3: Cross multiply
    50,753,221.68x = 70,037,633.70 × 28,726,248.18
  4. Step 4: Simplify right side
    50,753,221.68x = 2,011,918,447,606,131.75
  5. Step 5: Solve for x
    x = 2,011,918,447,606,131.75/50,753,221.68
  6. Step 6: Final answer
    x = 39,641,196.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.