Home / 7,181,290.88-9,908,963.52-4,280,629.76

Finding the Fourth Proportional to 7,181,290.88, 9,908,963.52 and 4,280,629.76

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Solution

The fourth proportional to 7,181,290.88, 9,908,963.52 and 4,280,629.76 is: 5,906,543.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181,290.88 : 9,908,963.52 = 4,280,629.76 : x
  2. Step 2: Convert to fraction form
    7,181,290.88/9,908,963.52 = 4,280,629.76/x
  3. Step 3: Cross multiply
    7,181,290.88x = 9,908,963.52 × 4,280,629.76
  4. Step 4: Simplify right side
    7,181,290.88x = 42,416,604,134,466.35
  5. Step 5: Solve for x
    x = 42,416,604,134,466.35/7,181,290.88
  6. Step 6: Final answer
    x = 5,906,543.11

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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.