Home / 7,421,314.78-11,119,190.97-5,801,452.48

Finding the Fourth Proportional to 7,421,314.78, 11,119,190.97 and 5,801,452.48

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Solution

The fourth proportional to 7,421,314.78, 11,119,190.97 and 5,801,452.48 is: 8,692,187.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,421,314.78 : 11,119,190.97 = 5,801,452.48 : x
  2. Step 2: Convert to fraction form
    7,421,314.78/11,119,190.97 = 5,801,452.48/x
  3. Step 3: Cross multiply
    7,421,314.78x = 11,119,190.97 × 5,801,452.48
  4. Step 4: Simplify right side
    7,421,314.78x = 64,507,458,064,154.55
  5. Step 5: Solve for x
    x = 64,507,458,064,154.55/7,421,314.78
  6. Step 6: Final answer
    x = 8,692,187.30

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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.