Home / 21,541,864.44-32,290,113.42-7,161,072.60

Finding the Fourth Proportional to 21,541,864.44, 32,290,113.42 and 7,161,072.60

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Solution

The fourth proportional to 21,541,864.44, 32,290,113.42 and 7,161,072.60 is: 10,734,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,541,864.44 : 32,290,113.42 = 7,161,072.60 : x
  2. Step 2: Convert to fraction form
    21,541,864.44/32,290,113.42 = 7,161,072.60/x
  3. Step 3: Cross multiply
    21,541,864.44x = 32,290,113.42 × 7,161,072.60
  4. Step 4: Simplify right side
    21,541,864.44x = 231,231,846,462,854.28
  5. Step 5: Solve for x
    x = 231,231,846,462,854.28/21,541,864.44
  6. Step 6: Final answer
    x = 10,734,068.40

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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.