Home / 10,815,392-14,926,880.32-6,169,154.24

Finding the Fourth Proportional to 10,815,392, 14,926,880.32 and 6,169,154.24

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Solution

The fourth proportional to 10,815,392, 14,926,880.32 and 6,169,154.24 is: 8,514,367.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815,392 : 14,926,880.32 = 6,169,154.24 : x
  2. Step 2: Convert to fraction form
    10,815,392/14,926,880.32 = 6,169,154.24/x
  3. Step 3: Cross multiply
    10,815,392x = 14,926,880.32 × 6,169,154.24
  4. Step 4: Simplify right side
    10,815,392x = 92,086,227,016,100.56
  5. Step 5: Solve for x
    x = 92,086,227,016,100.56/10,815,392
  6. Step 6: Final answer
    x = 8,514,367.95

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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.