Home / 52,044,921.33-71,822,419.32-28,840,435.80

Finding the Fourth Proportional to 52,044,921.33, 71,822,419.32 and 28,840,435.80

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Solution

The fourth proportional to 52,044,921.33, 71,822,419.32 and 28,840,435.80 is: 39,800,038.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,044,921.33 : 71,822,419.32 = 28,840,435.80 : x
  2. Step 2: Convert to fraction form
    52,044,921.33/71,822,419.32 = 28,840,435.80/x
  3. Step 3: Cross multiply
    52,044,921.33x = 71,822,419.32 × 28,840,435.80
  4. Step 4: Simplify right side
    52,044,921.33x = 2,071,389,873,399,139.50
  5. Step 5: Solve for x
    x = 2,071,389,873,399,139.50/52,044,921.33
  6. Step 6: Final answer
    x = 39,800,038.51

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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.