Home / 10,456,862.40-15,685,306.56-3,268,433.16

Finding the Fourth Proportional to 10,456,862.40, 15,685,306.56 and 3,268,433.16

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Solution

The fourth proportional to 10,456,862.40, 15,685,306.56 and 3,268,433.16 is: 4,902,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,456,862.40 : 15,685,306.56 = 3,268,433.16 : x
  2. Step 2: Convert to fraction form
    10,456,862.40/15,685,306.56 = 3,268,433.16/x
  3. Step 3: Cross multiply
    10,456,862.40x = 15,685,306.56 × 3,268,433.16
  4. Step 4: Simplify right side
    10,456,862.40x = 51,266,376,085,469.53
  5. Step 5: Solve for x
    x = 51,266,376,085,469.53/10,456,862.40
  6. Step 6: Final answer
    x = 4,902,653.79

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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.