Home / 19,646,144.80-29,469,217.20-10,080,206.80

Finding the Fourth Proportional to 19,646,144.80, 29,469,217.20 and 10,080,206.80

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Solution

The fourth proportional to 19,646,144.80, 29,469,217.20 and 10,080,206.80 is: 15,120,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646,144.80 : 29,469,217.20 = 10,080,206.80 : x
  2. Step 2: Convert to fraction form
    19,646,144.80/29,469,217.20 = 10,080,206.80/x
  3. Step 3: Cross multiply
    19,646,144.80x = 29,469,217.20 × 10,080,206.80
  4. Step 4: Simplify right side
    19,646,144.80x = 297,055,803,610,117
  5. Step 5: Solve for x
    x = 297,055,803,610,117/19,646,144.80
  6. Step 6: Final answer
    x = 15,120,310.20

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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.