Home / 28,091,523.88-42,136,336.07-9,895,243.52

Finding the Fourth Proportional to 28,091,523.88, 42,136,336.07 and 9,895,243.52

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Solution

The fourth proportional to 28,091,523.88, 42,136,336.07 and 9,895,243.52 is: 14,842,530.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,091,523.88 : 42,136,336.07 = 9,895,243.52 : x
  2. Step 2: Convert to fraction form
    28,091,523.88/42,136,336.07 = 9,895,243.52/x
  3. Step 3: Cross multiply
    28,091,523.88x = 42,136,336.07 × 9,895,243.52
  4. Step 4: Simplify right side
    28,091,523.88x = 416,949,306,453,209.75
  5. Step 5: Solve for x
    x = 416,949,306,453,209.75/28,091,523.88
  6. Step 6: Final answer
    x = 14,842,530.73

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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.