Home / 7,377,900.20-11,066,850.30-5,213,061.80

Finding the Fourth Proportional to 7,377,900.20, 11,066,850.30 and 5,213,061.80

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Solution

The fourth proportional to 7,377,900.20, 11,066,850.30 and 5,213,061.80 is: 7,819,592.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377,900.20 : 11,066,850.30 = 5,213,061.80 : x
  2. Step 2: Convert to fraction form
    7,377,900.20/11,066,850.30 = 5,213,061.80/x
  3. Step 3: Cross multiply
    7,377,900.20x = 11,066,850.30 × 5,213,061.80
  4. Step 4: Simplify right side
    7,377,900.20x = 57,692,174,545,248.54
  5. Step 5: Solve for x
    x = 57,692,174,545,248.54/7,377,900.20
  6. Step 6: Final answer
    x = 7,819,592.70

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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.