Home / 54,112,200.72-81,196,207.19-25,361,257.20

Finding the Fourth Proportional to 54,112,200.72, 81,196,207.19 and 25,361,257.20

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Solution

The fourth proportional to 54,112,200.72, 81,196,207.19 and 25,361,257.20 is: 38,054,964.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,112,200.72 : 81,196,207.19 = 25,361,257.20 : x
  2. Step 2: Convert to fraction form
    54,112,200.72/81,196,207.19 = 25,361,257.20/x
  3. Step 3: Cross multiply
    54,112,200.72x = 81,196,207.19 × 25,361,257.20
  4. Step 4: Simplify right side
    54,112,200.72x = 2,059,237,894,210,079.25
  5. Step 5: Solve for x
    x = 2,059,237,894,210,079.25/54,112,200.72
  6. Step 6: Final answer
    x = 38,054,964.81

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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.