Home / 9,966,233.79-13,747,083.08-6,288,727.68

Finding the Fourth Proportional to 9,966,233.79, 13,747,083.08 and 6,288,727.68

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Solution

The fourth proportional to 9,966,233.79, 13,747,083.08 and 6,288,727.68 is: 8,674,456.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,233.79 : 13,747,083.08 = 6,288,727.68 : x
  2. Step 2: Convert to fraction form
    9,966,233.79/13,747,083.08 = 6,288,727.68/x
  3. Step 3: Cross multiply
    9,966,233.79x = 13,747,083.08 × 6,288,727.68
  4. Step 4: Simplify right side
    9,966,233.79x = 86,451,661,853,012
  5. Step 5: Solve for x
    x = 86,451,661,853,012/9,966,233.79
  6. Step 6: Final answer
    x = 8,674,456.54

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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.