Home / 19,646,142.30-29,469,213.45-10,080,204.30

Finding the Fourth Proportional to 19,646,142.30, 29,469,213.45 and 10,080,204.30

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Solution

The fourth proportional to 19,646,142.30, 29,469,213.45 and 10,080,204.30 is: 15,120,306.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646,142.30 : 29,469,213.45 = 10,080,204.30 : x
  2. Step 2: Convert to fraction form
    19,646,142.30/29,469,213.45 = 10,080,204.30/x
  3. Step 3: Cross multiply
    19,646,142.30x = 29,469,213.45 × 10,080,204.30
  4. Step 4: Simplify right side
    19,646,142.30x = 297,055,692,136,307.88
  5. Step 5: Solve for x
    x = 297,055,692,136,307.88/19,646,142.30
  6. Step 6: Final answer
    x = 15,120,306.45

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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.