Home / 10,983,909.80-16,460,118.30-8,082,635.60

Finding the Fourth Proportional to 10,983,909.80, 16,460,118.30 and 8,082,635.60

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Solution

The fourth proportional to 10,983,909.80, 16,460,118.30 and 8,082,635.60 is: 12,112,366.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983,909.80 : 16,460,118.30 = 8,082,635.60 : x
  2. Step 2: Convert to fraction form
    10,983,909.80/16,460,118.30 = 8,082,635.60/x
  3. Step 3: Cross multiply
    10,983,909.80x = 16,460,118.30 × 8,082,635.60
  4. Step 4: Simplify right side
    10,983,909.80x = 133,041,138,151,791.48
  5. Step 5: Solve for x
    x = 133,041,138,151,791.48/10,983,909.80
  6. Step 6: Final answer
    x = 12,112,366.23

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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.