Home / 7,777,179.90-11,650,023.45-4,407,450.30

Finding the Fourth Proportional to 7,777,179.90, 11,650,023.45 and 4,407,450.30

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Solution

The fourth proportional to 7,777,179.90, 11,650,023.45 and 4,407,450.30 is: 6,602,251.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,179.90 : 11,650,023.45 = 4,407,450.30 : x
  2. Step 2: Convert to fraction form
    7,777,179.90/11,650,023.45 = 4,407,450.30/x
  3. Step 3: Cross multiply
    7,777,179.90x = 11,650,023.45 × 4,407,450.30
  4. Step 4: Simplify right side
    7,777,179.90x = 51,346,899,349,709.53
  5. Step 5: Solve for x
    x = 51,346,899,349,709.53/7,777,179.90
  6. Step 6: Final answer
    x = 6,602,251.72

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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.