Home / 51,222,644.46-76,799,836.67-28,204,418.43

Finding the Fourth Proportional to 51,222,644.46, 76,799,836.67 and 28,204,418.43

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Solution

The fourth proportional to 51,222,644.46, 76,799,836.67 and 28,204,418.43 is: 42,287,834.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222,644.46 : 76,799,836.67 = 28,204,418.43 : x
  2. Step 2: Convert to fraction form
    51,222,644.46/76,799,836.67 = 28,204,418.43/x
  3. Step 3: Cross multiply
    51,222,644.46x = 76,799,836.67 × 28,204,418.43
  4. Step 4: Simplify right side
    51,222,644.46x = 2,166,094,728,655,316
  5. Step 5: Solve for x
    x = 2,166,094,728,655,316/51,222,644.46
  6. Step 6: Final answer
    x = 42,287,834.83

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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.