Home / 11,146,877.20-16,720,315.80-6,363,908.20

Finding the Fourth Proportional to 11,146,877.20, 16,720,315.80 and 6,363,908.20

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Solution

The fourth proportional to 11,146,877.20, 16,720,315.80 and 6,363,908.20 is: 9,545,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146,877.20 : 16,720,315.80 = 6,363,908.20 : x
  2. Step 2: Convert to fraction form
    11,146,877.20/16,720,315.80 = 6,363,908.20/x
  3. Step 3: Cross multiply
    11,146,877.20x = 16,720,315.80 × 6,363,908.20
  4. Step 4: Simplify right side
    11,146,877.20x = 106,406,554,826,209.56
  5. Step 5: Solve for x
    x = 106,406,554,826,209.56/11,146,877.20
  6. Step 6: Final answer
    x = 9,545,862.30

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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.