Home / 8,120,386.35-11,206,603.13-4,449,310.02

Finding the Fourth Proportional to 8,120,386.35, 11,206,603.13 and 4,449,310.02

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Solution

The fourth proportional to 8,120,386.35, 11,206,603.13 and 4,449,310.02 is: 6,140,305.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120,386.35 : 11,206,603.13 = 4,449,310.02 : x
  2. Step 2: Convert to fraction form
    8,120,386.35/11,206,603.13 = 4,449,310.02/x
  3. Step 3: Cross multiply
    8,120,386.35x = 11,206,603.13 × 4,449,310.02
  4. Step 4: Simplify right side
    8,120,386.35x = 49,861,651,574,225.80
  5. Step 5: Solve for x
    x = 49,861,651,574,225.80/8,120,386.35
  6. Step 6: Final answer
    x = 6,140,305.33

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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.