Home / 45,011,417.97-67,509,302.96-12,655,641.44

Finding the Fourth Proportional to 45,011,417.97, 67,509,302.96 and 12,655,641.44

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Solution

The fourth proportional to 45,011,417.97, 67,509,302.96 and 12,655,641.44 is: 18,981,262.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,011,417.97 : 67,509,302.96 = 12,655,641.44 : x
  2. Step 2: Convert to fraction form
    45,011,417.97/67,509,302.96 = 12,655,641.44/x
  3. Step 3: Cross multiply
    45,011,417.97x = 67,509,302.96 × 12,655,641.44
  4. Step 4: Simplify right side
    45,011,417.97x = 854,373,532,326,503.12
  5. Step 5: Solve for x
    x = 854,373,532,326,503.12/45,011,417.97
  6. Step 6: Final answer
    x = 18,981,262.33

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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.