Home / 8,992,310.78-12,409,380.09-4,862,332.06

Finding the Fourth Proportional to 8,992,310.78, 12,409,380.09 and 4,862,332.06

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Solution

The fourth proportional to 8,992,310.78, 12,409,380.09 and 4,862,332.06 is: 6,710,013.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,992,310.78 : 12,409,380.09 = 4,862,332.06 : x
  2. Step 2: Convert to fraction form
    8,992,310.78/12,409,380.09 = 4,862,332.06/x
  3. Step 3: Cross multiply
    8,992,310.78x = 12,409,380.09 × 4,862,332.06
  4. Step 4: Simplify right side
    8,992,310.78x = 60,338,526,625,309.23
  5. Step 5: Solve for x
    x = 60,338,526,625,309.23/8,992,310.78
  6. Step 6: Final answer
    x = 6,710,013.49

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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.