Home / 10,502,407.60-15,753,611.40-8,822,791.60

Finding the Fourth Proportional to 10,502,407.60, 15,753,611.40 and 8,822,791.60

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Solution

The fourth proportional to 10,502,407.60, 15,753,611.40 and 8,822,791.60 is: 13,234,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,407.60 : 15,753,611.40 = 8,822,791.60 : x
  2. Step 2: Convert to fraction form
    10,502,407.60/15,753,611.40 = 8,822,791.60/x
  3. Step 3: Cross multiply
    10,502,407.60x = 15,753,611.40 × 8,822,791.60
  4. Step 4: Simplify right side
    10,502,407.60x = 138,990,830,329,584.23
  5. Step 5: Solve for x
    x = 138,990,830,329,584.23/10,502,407.60
  6. Step 6: Final answer
    x = 13,234,187.40

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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.