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Finding the Fourth Proportional to 33,672,865.68, 50,511,101.58 and 10,642,048.20

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Solution

The fourth proportional to 33,672,865.68, 50,511,101.58 and 10,642,048.20 is: 15,963,642.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,672,865.68 : 50,511,101.58 = 10,642,048.20 : x
  2. Step 2: Convert to fraction form
    33,672,865.68/50,511,101.58 = 10,642,048.20/x
  3. Step 3: Cross multiply
    33,672,865.68x = 50,511,101.58 × 10,642,048.20
  4. Step 4: Simplify right side
    33,672,865.68x = 537,541,577,649,456.12
  5. Step 5: Solve for x
    x = 537,541,577,649,456.12/33,672,865.68
  6. Step 6: Final answer
    x = 15,963,642.14

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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.