Home / 12,969,496.59-19,453,934.66-4,215,764.16

Finding the Fourth Proportional to 12,969,496.59, 19,453,934.66 and 4,215,764.16

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Solution

The fourth proportional to 12,969,496.59, 19,453,934.66 and 4,215,764.16 is: 6,323,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,969,496.59 : 19,453,934.66 = 4,215,764.16 : x
  2. Step 2: Convert to fraction form
    12,969,496.59/19,453,934.66 = 4,215,764.16/x
  3. Step 3: Cross multiply
    12,969,496.59x = 19,453,934.66 × 4,215,764.16
  4. Step 4: Simplify right side
    12,969,496.59x = 82,013,200,489,530.97
  5. Step 5: Solve for x
    x = 82,013,200,489,530.97/12,969,496.59
  6. Step 6: Final answer
    x = 6,323,545.40

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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.