Home / 55,503,982.08-83,195,239.68-28,579,253.76

Finding the Fourth Proportional to 55,503,982.08, 83,195,239.68 and 28,579,253.76

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Solution

The fourth proportional to 55,503,982.08, 83,195,239.68 and 28,579,253.76 is: 42,837,608.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,503,982.08 : 83,195,239.68 = 28,579,253.76 : x
  2. Step 2: Convert to fraction form
    55,503,982.08/83,195,239.68 = 28,579,253.76/x
  3. Step 3: Cross multiply
    55,503,982.08x = 83,195,239.68 × 28,579,253.76
  4. Step 4: Simplify right side
    55,503,982.08x = 2,377,657,866,438,741.50
  5. Step 5: Solve for x
    x = 2,377,657,866,438,741.50/55,503,982.08
  6. Step 6: Final answer
    x = 42,837,608.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.