Home / 18,161,339.50-25,062,818.43-10,012,869.10

Finding the Fourth Proportional to 18,161,339.50, 25,062,818.43 and 10,012,869.10

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Solution

The fourth proportional to 18,161,339.50, 25,062,818.43 and 10,012,869.10 is: 13,817,853.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,161,339.50 : 25,062,818.43 = 10,012,869.10 : x
  2. Step 2: Convert to fraction form
    18,161,339.50/25,062,818.43 = 10,012,869.10/x
  3. Step 3: Cross multiply
    18,161,339.50x = 25,062,818.43 × 10,012,869.10
  4. Step 4: Simplify right side
    18,161,339.50x = 250,950,720,216,657.50
  5. Step 5: Solve for x
    x = 250,950,720,216,657.50/18,161,339.50
  6. Step 6: Final answer
    x = 13,817,853.04

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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.