Home / 27,245,147.85-40,844,575.02-12,680,525.16

Finding the Fourth Proportional to 27,245,147.85, 40,844,575.02 and 12,680,525.16

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Solution

The fourth proportional to 27,245,147.85, 40,844,575.02 and 12,680,525.16 is: 19,010,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245,147.85 : 40,844,575.02 = 12,680,525.16 : x
  2. Step 2: Convert to fraction form
    27,245,147.85/40,844,575.02 = 12,680,525.16/x
  3. Step 3: Cross multiply
    27,245,147.85x = 40,844,575.02 × 12,680,525.16
  4. Step 4: Simplify right side
    27,245,147.85x = 517,930,661,238,169.50
  5. Step 5: Solve for x
    x = 517,930,661,238,169.50/27,245,147.85
  6. Step 6: Final answer
    x = 19,010,014.70

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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.