Home / 7,278,082.20-10,897,877.70-5,832,037.80

Finding the Fourth Proportional to 7,278,082.20, 10,897,877.70 and 5,832,037.80

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Solution

The fourth proportional to 7,278,082.20, 10,897,877.70 and 5,832,037.80 is: 8,732,634.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278,082.20 : 10,897,877.70 = 5,832,037.80 : x
  2. Step 2: Convert to fraction form
    7,278,082.20/10,897,877.70 = 5,832,037.80/x
  3. Step 3: Cross multiply
    7,278,082.20x = 10,897,877.70 × 5,832,037.80
  4. Step 4: Simplify right side
    7,278,082.20x = 63,556,834,686,177.05
  5. Step 5: Solve for x
    x = 63,556,834,686,177.05/7,278,082.20
  6. Step 6: Final answer
    x = 8,732,634.91

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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.