Home / 10,815,384-14,926,869.28-6,169,146.24

Finding the Fourth Proportional to 10,815,384, 14,926,869.28 and 6,169,146.24

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Solution

The fourth proportional to 10,815,384, 14,926,869.28 and 6,169,146.24 is: 8,514,356.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815,384 : 14,926,869.28 = 6,169,146.24 : x
  2. Step 2: Convert to fraction form
    10,815,384/14,926,869.28 = 6,169,146.24/x
  3. Step 3: Cross multiply
    10,815,384x = 14,926,869.28 × 6,169,146.24
  4. Step 4: Simplify right side
    10,815,384x = 92,086,039,493,683.50
  5. Step 5: Solve for x
    x = 92,086,039,493,683.50/10,815,384
  6. Step 6: Final answer
    x = 8,514,356.91

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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.