Home / 8,898,386.25-12,279,662.43-5,227,637.43

Finding the Fourth Proportional to 8,898,386.25, 12,279,662.43 and 5,227,637.43

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Solution

The fourth proportional to 8,898,386.25, 12,279,662.43 and 5,227,637.43 is: 7,214,074.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898,386.25 : 12,279,662.43 = 5,227,637.43 : x
  2. Step 2: Convert to fraction form
    8,898,386.25/12,279,662.43 = 5,227,637.43/x
  3. Step 3: Cross multiply
    8,898,386.25x = 12,279,662.43 × 5,227,637.43
  4. Step 4: Simplify right side
    8,898,386.25x = 64,193,622,946,832.75
  5. Step 5: Solve for x
    x = 64,193,622,946,832.75/8,898,386.25
  6. Step 6: Final answer
    x = 7,214,074.68

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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.