Home / 15,372,182.20-23,057,903.87-4,997,387.78

Finding the Fourth Proportional to 15,372,182.20, 23,057,903.87 and 4,997,387.78

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Solution

The fourth proportional to 15,372,182.20, 23,057,903.87 and 4,997,387.78 is: 7,495,961.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,372,182.20 : 23,057,903.87 = 4,997,387.78 : x
  2. Step 2: Convert to fraction form
    15,372,182.20/23,057,903.87 = 4,997,387.78/x
  3. Step 3: Cross multiply
    15,372,182.20x = 23,057,903.87 × 4,997,387.78
  4. Step 4: Simplify right side
    15,372,182.20x = 115,229,287,083,750.72
  5. Step 5: Solve for x
    x = 115,229,287,083,750.72/15,372,182.20
  6. Step 6: Final answer
    x = 7,495,961.58

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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.