Home / 10,645,003.65-15,967,503.75-2,557,979.25

Finding the Fourth Proportional to 10,645,003.65, 15,967,503.75 and 2,557,979.25

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Solution

The fourth proportional to 10,645,003.65, 15,967,503.75 and 2,557,979.25 is: 3,836,968.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,645,003.65 : 15,967,503.75 = 2,557,979.25 : x
  2. Step 2: Convert to fraction form
    10,645,003.65/15,967,503.75 = 2,557,979.25/x
  3. Step 3: Cross multiply
    10,645,003.65x = 15,967,503.75 × 2,557,979.25
  4. Step 4: Simplify right side
    10,645,003.65x = 40,844,543,266,797.19
  5. Step 5: Solve for x
    x = 40,844,543,266,797.19/10,645,003.65
  6. Step 6: Final answer
    x = 3,836,968.46

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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.