Home / 8,495,999.20-12,743,998.80-7,567,026.40

Finding the Fourth Proportional to 8,495,999.20, 12,743,998.80 and 7,567,026.40

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Solution

The fourth proportional to 8,495,999.20, 12,743,998.80 and 7,567,026.40 is: 11,350,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,495,999.20 : 12,743,998.80 = 7,567,026.40 : x
  2. Step 2: Convert to fraction form
    8,495,999.20/12,743,998.80 = 7,567,026.40/x
  3. Step 3: Cross multiply
    8,495,999.20x = 12,743,998.80 × 7,567,026.40
  4. Step 4: Simplify right side
    8,495,999.20x = 96,434,175,361,168.33
  5. Step 5: Solve for x
    x = 96,434,175,361,168.33/8,495,999.20
  6. Step 6: Final answer
    x = 11,350,539.60

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Similar ratio
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1.5x scale

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.