Home / 13,609,541.80-20,414,312.70-11,218,057.30

Finding the Fourth Proportional to 13,609,541.80, 20,414,312.70 and 11,218,057.30

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Solution

The fourth proportional to 13,609,541.80, 20,414,312.70 and 11,218,057.30 is: 16,827,085.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,541.80 : 20,414,312.70 = 11,218,057.30 : x
  2. Step 2: Convert to fraction form
    13,609,541.80/20,414,312.70 = 11,218,057.30/x
  3. Step 3: Cross multiply
    13,609,541.80x = 20,414,312.70 × 11,218,057.30
  4. Step 4: Simplify right side
    13,609,541.80x = 229,008,929,608,717.72
  5. Step 5: Solve for x
    x = 229,008,929,608,717.72/13,609,541.80
  6. Step 6: Final answer
    x = 16,827,085.95

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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.