Home / 6,121,255.80-9,171,386.10-2,919,487.80

Finding the Fourth Proportional to 6,121,255.80, 9,171,386.10 and 2,919,487.80

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Solution

The fourth proportional to 6,121,255.80, 9,171,386.10 and 2,919,487.80 is: 4,374,224.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,255.80 : 9,171,386.10 = 2,919,487.80 : x
  2. Step 2: Convert to fraction form
    6,121,255.80/9,171,386.10 = 2,919,487.80/x
  3. Step 3: Cross multiply
    6,121,255.80x = 9,171,386.10 × 2,919,487.80
  4. Step 4: Simplify right side
    6,121,255.80x = 26,775,749,828,039.58
  5. Step 5: Solve for x
    x = 26,775,749,828,039.58/6,121,255.80
  6. Step 6: Final answer
    x = 4,374,224.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.