Home / 55,412,132.11-76,468,846.04-30,965,846.11

Finding the Fourth Proportional to 55,412,132.11, 76,468,846.04 and 30,965,846.11

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Solution

The fourth proportional to 55,412,132.11, 76,468,846.04 and 30,965,846.11 is: 42,732,925.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,412,132.11 : 76,468,846.04 = 30,965,846.11 : x
  2. Step 2: Convert to fraction form
    55,412,132.11/76,468,846.04 = 30,965,846.11/x
  3. Step 3: Cross multiply
    55,412,132.11x = 76,468,846.04 × 30,965,846.11
  4. Step 4: Simplify right side
    55,412,132.11x = 2,367,922,518,683,923
  5. Step 5: Solve for x
    x = 2,367,922,518,683,923/55,412,132.11
  6. Step 6: Final answer
    x = 42,732,925.60

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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.