Home / 10,815,389-14,926,876.18-6,169,151.24

Finding the Fourth Proportional to 10,815,389, 14,926,876.18 and 6,169,151.24

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Solution

The fourth proportional to 10,815,389, 14,926,876.18 and 6,169,151.24 is: 8,514,363.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815,389 : 14,926,876.18 = 6,169,151.24 : x
  2. Step 2: Convert to fraction form
    10,815,389/14,926,876.18 = 6,169,151.24/x
  3. Step 3: Cross multiply
    10,815,389x = 14,926,876.18 × 6,169,151.24
  4. Step 4: Simplify right side
    10,815,389x = 92,086,156,695,173.47
  5. Step 5: Solve for x
    x = 92,086,156,695,173.47/10,815,389
  6. Step 6: Final answer
    x = 8,514,363.81

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1.5x scale

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.