Home / 55,548,843.68-76,654,022.56-30,767,561.44

Finding the Fourth Proportional to 55,548,843.68, 76,654,022.56 and 30,767,561.44

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Solution

The fourth proportional to 55,548,843.68, 76,654,022.56 and 30,767,561.44 is: 42,457,361.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,548,843.68 : 76,654,022.56 = 30,767,561.44 : x
  2. Step 2: Convert to fraction form
    55,548,843.68/76,654,022.56 = 30,767,561.44/x
  3. Step 3: Cross multiply
    55,548,843.68x = 76,654,022.56 × 30,767,561.44
  4. Step 4: Simplify right side
    55,548,843.68x = 2,358,457,348,737,946.50
  5. Step 5: Solve for x
    x = 2,358,457,348,737,946.50/55,548,843.68
  6. Step 6: Final answer
    x = 42,457,361.71

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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.