Home / 19,646,148.30-29,469,222.45-10,080,210.30

Finding the Fourth Proportional to 19,646,148.30, 29,469,222.45 and 10,080,210.30

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Solution

The fourth proportional to 19,646,148.30, 29,469,222.45 and 10,080,210.30 is: 15,120,315.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646,148.30 : 29,469,222.45 = 10,080,210.30 : x
  2. Step 2: Convert to fraction form
    19,646,148.30/29,469,222.45 = 10,080,210.30/x
  3. Step 3: Cross multiply
    19,646,148.30x = 29,469,222.45 × 10,080,210.30
  4. Step 4: Simplify right side
    19,646,148.30x = 297,055,959,673,481.25
  5. Step 5: Solve for x
    x = 297,055,959,673,481.25/19,646,148.30
  6. Step 6: Final answer
    x = 15,120,315.45

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Double scale
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Similar ratio
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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.