Home / 7,722,195.53-10,656,631.20-4,284,428.36

Finding the Fourth Proportional to 7,722,195.53, 10,656,631.20 and 4,284,428.36

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Solution

The fourth proportional to 7,722,195.53, 10,656,631.20 and 4,284,428.36 is: 5,912,511.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722,195.53 : 10,656,631.20 = 4,284,428.36 : x
  2. Step 2: Convert to fraction form
    7,722,195.53/10,656,631.20 = 4,284,428.36/x
  3. Step 3: Cross multiply
    7,722,195.53x = 10,656,631.20 × 4,284,428.36
  4. Step 4: Simplify right side
    7,722,195.53x = 45,657,572,882,057.68
  5. Step 5: Solve for x
    x = 45,657,572,882,057.68/7,722,195.53
  6. Step 6: Final answer
    x = 5,912,511.89

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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.