Home / 12,141,073.52-16,754,725.90-6,634,449.04

Finding the Fourth Proportional to 12,141,073.52, 16,754,725.90 and 6,634,449.04

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Solution

The fourth proportional to 12,141,073.52, 16,754,725.90 and 6,634,449.04 is: 9,155,563.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,141,073.52 : 16,754,725.90 = 6,634,449.04 : x
  2. Step 2: Convert to fraction form
    12,141,073.52/16,754,725.90 = 6,634,449.04/x
  3. Step 3: Cross multiply
    12,141,073.52x = 16,754,725.90 × 6,634,449.04
  4. Step 4: Simplify right side
    12,141,073.52x = 111,158,375,162,718.14
  5. Step 5: Solve for x
    x = 111,158,375,162,718.14/12,141,073.52
  6. Step 6: Final answer
    x = 9,155,563.96

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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.