Home / 43,715,080.80-65,572,621.20-13,419,007.20

Finding the Fourth Proportional to 43,715,080.80, 65,572,621.20 and 13,419,007.20

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Solution

The fourth proportional to 43,715,080.80, 65,572,621.20 and 13,419,007.20 is: 20,128,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,715,080.80 : 65,572,621.20 = 13,419,007.20 : x
  2. Step 2: Convert to fraction form
    43,715,080.80/65,572,621.20 = 13,419,007.20/x
  3. Step 3: Cross multiply
    43,715,080.80x = 65,572,621.20 × 13,419,007.20
  4. Step 4: Simplify right side
    43,715,080.80x = 879,919,476,005,672.62
  5. Step 5: Solve for x
    x = 879,919,476,005,672.62/43,715,080.80
  6. Step 6: Final answer
    x = 20,128,510.80

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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.