Home / 74,348,635.03-111,479,649.94-28,857,285.43

Finding the Fourth Proportional to 74,348,635.03, 111,479,649.94 and 28,857,285.43

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Solution

The fourth proportional to 74,348,635.03, 111,479,649.94 and 28,857,285.43 is: 43,269,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,348,635.03 : 111,479,649.94 = 28,857,285.43 : x
  2. Step 2: Convert to fraction form
    74,348,635.03/111,479,649.94 = 28,857,285.43/x
  3. Step 3: Cross multiply
    74,348,635.03x = 111,479,649.94 × 28,857,285.43
  4. Step 4: Simplify right side
    74,348,635.03x = 3,217,000,077,955,062.50
  5. Step 5: Solve for x
    x = 3,217,000,077,955,062.50/74,348,635.03
  6. Step 6: Final answer
    x = 43,269,120.90

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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.