Home / 40,377,628.50-55,720,843.77-22,042,914

Finding the Fourth Proportional to 40,377,628.50, 55,720,843.77 and 22,042,914

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Solution

The fourth proportional to 40,377,628.50, 55,720,843.77 and 22,042,914 is: 30,419,066.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,377,628.50 : 55,720,843.77 = 22,042,914 : x
  2. Step 2: Convert to fraction form
    40,377,628.50/55,720,843.77 = 22,042,914/x
  3. Step 3: Cross multiply
    40,377,628.50x = 55,720,843.77 × 22,042,914
  4. Step 4: Simplify right side
    40,377,628.50x = 1,228,249,767,229,545.75
  5. Step 5: Solve for x
    x = 1,228,249,767,229,545.75/40,377,628.50
  6. Step 6: Final answer
    x = 30,419,066.52

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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.