Home / 6,610,897.72-9,123,057.84-3,670,721.20

Finding the Fourth Proportional to 6,610,897.72, 9,123,057.84 and 3,670,721.20

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Solution

The fourth proportional to 6,610,897.72, 9,123,057.84 and 3,670,721.20 is: 5,065,605.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610,897.72 : 9,123,057.84 = 3,670,721.20 : x
  2. Step 2: Convert to fraction form
    6,610,897.72/9,123,057.84 = 3,670,721.20/x
  3. Step 3: Cross multiply
    6,610,897.72x = 9,123,057.84 × 3,670,721.20
  4. Step 4: Simplify right side
    6,610,897.72x = 33,488,201,795,966.04
  5. Step 5: Solve for x
    x = 33,488,201,795,966.04/6,610,897.72
  6. Step 6: Final answer
    x = 5,065,605.79

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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.