Home / 45,995,780.40-68,993,670.60-13,652,674.80

Finding the Fourth Proportional to 45,995,780.40, 68,993,670.60 and 13,652,674.80

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Solution

The fourth proportional to 45,995,780.40, 68,993,670.60 and 13,652,674.80 is: 20,479,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,995,780.40 : 68,993,670.60 = 13,652,674.80 : x
  2. Step 2: Convert to fraction form
    45,995,780.40/68,993,670.60 = 13,652,674.80/x
  3. Step 3: Cross multiply
    45,995,780.40x = 68,993,670.60 × 13,652,674.80
  4. Step 4: Simplify right side
    45,995,780.40x = 941,948,147,960,120.88
  5. Step 5: Solve for x
    x = 941,948,147,960,120.88/45,995,780.40
  6. Step 6: Final answer
    x = 20,479,012.20

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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.