Home / 10,372,297.70-15,546,004.95-5,321,008.10

Finding the Fourth Proportional to 10,372,297.70, 15,546,004.95 and 5,321,008.10

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Solution

The fourth proportional to 10,372,297.70, 15,546,004.95 and 5,321,008.10 is: 7,975,129.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372,297.70 : 15,546,004.95 = 5,321,008.10 : x
  2. Step 2: Convert to fraction form
    10,372,297.70/15,546,004.95 = 5,321,008.10/x
  3. Step 3: Cross multiply
    10,372,297.70x = 15,546,004.95 × 5,321,008.10
  4. Step 4: Simplify right side
    10,372,297.70x = 82,720,418,261,590.08
  5. Step 5: Solve for x
    x = 82,720,418,261,590.08/10,372,297.70
  6. Step 6: Final answer
    x = 7,975,129.59

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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.