Home / 49,849,687.70-74,774,531.55-43,007,729.30

Finding the Fourth Proportional to 49,849,687.70, 74,774,531.55 and 43,007,729.30

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Solution

The fourth proportional to 49,849,687.70, 74,774,531.55 and 43,007,729.30 is: 64,511,593.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,849,687.70 : 74,774,531.55 = 43,007,729.30 : x
  2. Step 2: Convert to fraction form
    49,849,687.70/74,774,531.55 = 43,007,729.30/x
  3. Step 3: Cross multiply
    49,849,687.70x = 74,774,531.55 × 43,007,729.30
  4. Step 4: Simplify right side
    49,849,687.70x = 3,215,882,811,436,709
  5. Step 5: Solve for x
    x = 3,215,882,811,436,709/49,849,687.70
  6. Step 6: Final answer
    x = 64,511,593.95

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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.