Home / 10,031,755.65-15,052,299.08-5,244,850.05

Finding the Fourth Proportional to 10,031,755.65, 15,052,299.08 and 5,244,850.05

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Solution

The fourth proportional to 10,031,755.65, 15,052,299.08 and 5,244,850.05 is: 7,869,714.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031,755.65 : 15,052,299.08 = 5,244,850.05 : x
  2. Step 2: Convert to fraction form
    10,031,755.65/15,052,299.08 = 5,244,850.05/x
  3. Step 3: Cross multiply
    10,031,755.65x = 15,052,299.08 × 5,244,850.05
  4. Step 4: Simplify right side
    10,031,755.65x = 78,947,051,556,128.70
  5. Step 5: Solve for x
    x = 78,947,051,556,128.70/10,031,755.65
  6. Step 6: Final answer
    x = 7,869,714.37

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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.