Home / 30,650,300.72-42,263,052.02-25,051,171.90

Finding the Fourth Proportional to 30,650,300.72, 42,263,052.02 and 25,051,171.90

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Solution

The fourth proportional to 30,650,300.72, 42,263,052.02 and 25,051,171.90 is: 34,542,531.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,650,300.72 : 42,263,052.02 = 25,051,171.90 : x
  2. Step 2: Convert to fraction form
    30,650,300.72/42,263,052.02 = 25,051,171.90/x
  3. Step 3: Cross multiply
    30,650,300.72x = 42,263,052.02 × 25,051,171.90
  4. Step 4: Simplify right side
    30,650,300.72x = 1,058,738,981,373,732.62
  5. Step 5: Solve for x
    x = 1,058,738,981,373,732.62/30,650,300.72
  6. Step 6: Final answer
    x = 34,542,531.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.