Home / 73,007,704.56-100,750,634.28-40,412,656.56

Finding the Fourth Proportional to 73,007,704.56, 100,750,634.28 and 40,412,656.56

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Solution

The fourth proportional to 73,007,704.56, 100,750,634.28 and 40,412,656.56 is: 55,769,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,007,704.56 : 100,750,634.28 = 40,412,656.56 : x
  2. Step 2: Convert to fraction form
    73,007,704.56/100,750,634.28 = 40,412,656.56/x
  3. Step 3: Cross multiply
    73,007,704.56x = 100,750,634.28 × 40,412,656.56
  4. Step 4: Simplify right side
    73,007,704.56x = 4,071,600,781,359,803
  5. Step 5: Solve for x
    x = 4,071,600,781,359,803/73,007,704.56
  6. Step 6: Final answer
    x = 55,769,467.15

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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.