Home / 26,948,276.10-40,428,319.05-8,749,374.30

Finding the Fourth Proportional to 26,948,276.10, 40,428,319.05 and 8,749,374.30

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Solution

The fourth proportional to 26,948,276.10, 40,428,319.05 and 8,749,374.30 is: 13,125,978.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,948,276.10 : 40,428,319.05 = 8,749,374.30 : x
  2. Step 2: Convert to fraction form
    26,948,276.10/40,428,319.05 = 8,749,374.30/x
  3. Step 3: Cross multiply
    26,948,276.10x = 40,428,319.05 × 8,749,374.30
  4. Step 4: Simplify right side
    26,948,276.10x = 353,722,495,688,270.44
  5. Step 5: Solve for x
    x = 353,722,495,688,270.44/26,948,276.10
  6. Step 6: Final answer
    x = 13,125,978.61

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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.