Home / 7,835,003.90-11,752,505.85-5,147,618.30

Finding the Fourth Proportional to 7,835,003.90, 11,752,505.85 and 5,147,618.30

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Solution

The fourth proportional to 7,835,003.90, 11,752,505.85 and 5,147,618.30 is: 7,721,427.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835,003.90 : 11,752,505.85 = 5,147,618.30 : x
  2. Step 2: Convert to fraction form
    7,835,003.90/11,752,505.85 = 5,147,618.30/x
  3. Step 3: Cross multiply
    7,835,003.90x = 11,752,505.85 × 5,147,618.30
  4. Step 4: Simplify right side
    7,835,003.90x = 60,497,414,184,317.05
  5. Step 5: Solve for x
    x = 60,497,414,184,317.05/7,835,003.90
  6. Step 6: Final answer
    x = 7,721,427.45

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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.