Home / 69,087,841.83-103,667,628.62-28,177,294.95

Finding the Fourth Proportional to 69,087,841.83, 103,667,628.62 and 28,177,294.95

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Solution

The fourth proportional to 69,087,841.83, 103,667,628.62 and 28,177,294.95 is: 42,280,570.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,087,841.83 : 103,667,628.62 = 28,177,294.95 : x
  2. Step 2: Convert to fraction form
    69,087,841.83/103,667,628.62 = 28,177,294.95/x
  3. Step 3: Cross multiply
    69,087,841.83x = 103,667,628.62 × 28,177,294.95
  4. Step 4: Simplify right side
    69,087,841.83x = 2,921,073,348,463,244.50
  5. Step 5: Solve for x
    x = 2,921,073,348,463,244.50/69,087,841.83
  6. Step 6: Final answer
    x = 42,280,570.23

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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.