Home / 11,082,809.20-16,596,220.20-7,275,679.60

Finding the Fourth Proportional to 11,082,809.20, 16,596,220.20 and 7,275,679.60

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Solution

The fourth proportional to 11,082,809.20, 16,596,220.20 and 7,275,679.60 is: 10,895,142.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082,809.20 : 16,596,220.20 = 7,275,679.60 : x
  2. Step 2: Convert to fraction form
    11,082,809.20/16,596,220.20 = 7,275,679.60/x
  3. Step 3: Cross multiply
    11,082,809.20x = 16,596,220.20 × 7,275,679.60
  4. Step 4: Simplify right side
    11,082,809.20x = 120,748,780,746,247.91
  5. Step 5: Solve for x
    x = 120,748,780,746,247.91/11,082,809.20
  6. Step 6: Final answer
    x = 10,895,142.07

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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.