Home / 8,691,259.92-11,996,143.38-5,939,061.36

Finding the Fourth Proportional to 8,691,259.92, 11,996,143.38 and 5,939,061.36

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Solution

The fourth proportional to 8,691,259.92, 11,996,143.38 and 5,939,061.36 is: 8,197,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,259.92 : 11,996,143.38 = 5,939,061.36 : x
  2. Step 2: Convert to fraction form
    8,691,259.92/11,996,143.38 = 5,939,061.36/x
  3. Step 3: Cross multiply
    8,691,259.92x = 11,996,143.38 × 5,939,061.36
  4. Step 4: Simplify right side
    8,691,259.92x = 71,245,831,617,177.81
  5. Step 5: Solve for x
    x = 71,245,831,617,177.81/8,691,259.92
  6. Step 6: Final answer
    x = 8,197,411.22

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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.