Home / 40,451,679.90-60,679,291.05-11,700,721.80

Finding the Fourth Proportional to 40,451,679.90, 60,679,291.05 and 11,700,721.80

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Solution

The fourth proportional to 40,451,679.90, 60,679,291.05 and 11,700,721.80 is: 17,551,595.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,451,679.90 : 60,679,291.05 = 11,700,721.80 : x
  2. Step 2: Convert to fraction form
    40,451,679.90/60,679,291.05 = 11,700,721.80/x
  3. Step 3: Cross multiply
    40,451,679.90x = 60,679,291.05 × 11,700,721.80
  4. Step 4: Simplify right side
    40,451,679.90x = 709,991,503,597,279.88
  5. Step 5: Solve for x
    x = 709,991,503,597,279.88/40,451,679.90
  6. Step 6: Final answer
    x = 17,551,595.02

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1.5x scale

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.