Home / 8,910,608.40-12,294,531.96-5,043,129.48

Finding the Fourth Proportional to 8,910,608.40, 12,294,531.96 and 5,043,129.48

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Solution

The fourth proportional to 8,910,608.40, 12,294,531.96 and 5,043,129.48 is: 6,958,325.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910,608.40 : 12,294,531.96 = 5,043,129.48 : x
  2. Step 2: Convert to fraction form
    8,910,608.40/12,294,531.96 = 5,043,129.48/x
  3. Step 3: Cross multiply
    8,910,608.40x = 12,294,531.96 × 5,043,129.48
  4. Step 4: Simplify right side
    8,910,608.40x = 62,002,916,570,278.19
  5. Step 5: Solve for x
    x = 62,002,916,570,278.19/8,910,608.40
  6. Step 6: Final answer
    x = 6,958,325.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.