Home / 8,672,187.60-13,003,032.60-3,878,983.44

Finding the Fourth Proportional to 8,672,187.60, 13,003,032.60 and 3,878,983.44

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Solution

The fourth proportional to 8,672,187.60, 13,003,032.60 and 3,878,983.44 is: 5,816,127.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,672,187.60 : 13,003,032.60 = 3,878,983.44 : x
  2. Step 2: Convert to fraction form
    8,672,187.60/13,003,032.60 = 3,878,983.44/x
  3. Step 3: Cross multiply
    8,672,187.60x = 13,003,032.60 × 3,878,983.44
  4. Step 4: Simplify right side
    8,672,187.60x = 50,438,548,125,180.14
  5. Step 5: Solve for x
    x = 50,438,548,125,180.14/8,672,187.60
  6. Step 6: Final answer
    x = 5,816,127.42

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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.