Home / 14,520,161.20-21,787,240.20-10,251,137.20

Finding the Fourth Proportional to 14,520,161.20, 21,787,240.20 and 10,251,137.20

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Solution

The fourth proportional to 14,520,161.20, 21,787,240.20 and 10,251,137.20 is: 15,381,646.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,161.20 : 21,787,240.20 = 10,251,137.20 : x
  2. Step 2: Convert to fraction form
    14,520,161.20/21,787,240.20 = 10,251,137.20/x
  3. Step 3: Cross multiply
    14,520,161.20x = 21,787,240.20 × 10,251,137.20
  4. Step 4: Simplify right side
    14,520,161.20x = 223,343,988,499,555.41
  5. Step 5: Solve for x
    x = 223,343,988,499,555.41/14,520,161.20
  6. Step 6: Final answer
    x = 15,381,646.62

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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.