Home / 19,979,535.39-29,957,167.26-7,834,448.85

Finding the Fourth Proportional to 19,979,535.39, 29,957,167.26 and 7,834,448.85

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Solution

The fourth proportional to 19,979,535.39, 29,957,167.26 and 7,834,448.85 is: 11,746,914.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,979,535.39 : 29,957,167.26 = 7,834,448.85 : x
  2. Step 2: Convert to fraction form
    19,979,535.39/29,957,167.26 = 7,834,448.85/x
  3. Step 3: Cross multiply
    19,979,535.39x = 29,957,167.26 × 7,834,448.85
  4. Step 4: Simplify right side
    19,979,535.39x = 234,697,894,589,364.66
  5. Step 5: Solve for x
    x = 234,697,894,589,364.66/19,979,535.39
  6. Step 6: Final answer
    x = 11,746,914.53

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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.