Home / 15,165,933.78-22,746,658.30-5,579,070.29

Finding the Fourth Proportional to 15,165,933.78, 22,746,658.30 and 5,579,070.29

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Solution

The fourth proportional to 15,165,933.78, 22,746,658.30 and 5,579,070.29 is: 8,367,780.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,165,933.78 : 22,746,658.30 = 5,579,070.29 : x
  2. Step 2: Convert to fraction form
    15,165,933.78/22,746,658.30 = 5,579,070.29/x
  3. Step 3: Cross multiply
    15,165,933.78x = 22,746,658.30 × 5,579,070.29
  4. Step 4: Simplify right side
    15,165,933.78x = 126,905,205,376,683.28
  5. Step 5: Solve for x
    x = 126,905,205,376,683.28/15,165,933.78
  6. Step 6: Final answer
    x = 8,367,780.53

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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.