Home / 10,222,286-15,328,938.36-3,828,053.84

Finding the Fourth Proportional to 10,222,286, 15,328,938.36 and 3,828,053.84

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Solution

The fourth proportional to 10,222,286, 15,328,938.36 and 3,828,053.84 is: 5,740,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222,286 : 15,328,938.36 = 3,828,053.84 : x
  2. Step 2: Convert to fraction form
    10,222,286/15,328,938.36 = 3,828,053.84/x
  3. Step 3: Cross multiply
    10,222,286x = 15,328,938.36 × 3,828,053.84
  4. Step 4: Simplify right side
    10,222,286x = 58,680,001,352,121.30
  5. Step 5: Solve for x
    x = 58,680,001,352,121.30/10,222,286
  6. Step 6: Final answer
    x = 5,740,399.10

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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.