Home / 9,287,068.60-13,918,793.10-8,271,425.80

Finding the Fourth Proportional to 9,287,068.60, 13,918,793.10 and 8,271,425.80

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Solution

The fourth proportional to 9,287,068.60, 13,918,793.10 and 8,271,425.80 is: 12,396,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287,068.60 : 13,918,793.10 = 8,271,425.80 : x
  2. Step 2: Convert to fraction form
    9,287,068.60/13,918,793.10 = 8,271,425.80/x
  3. Step 3: Cross multiply
    9,287,068.60x = 13,918,793.10 × 8,271,425.80
  4. Step 4: Simplify right side
    9,287,068.60x = 115,128,264,352,201.97
  5. Step 5: Solve for x
    x = 115,128,264,352,201.97/9,287,068.60
  6. Step 6: Final answer
    x = 12,396,620.43

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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.