Home / 6,540,147.90-9,811,971.45-4,650,579.90

Finding the Fourth Proportional to 6,540,147.90, 9,811,971.45 and 4,650,579.90

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Solution

The fourth proportional to 6,540,147.90, 9,811,971.45 and 4,650,579.90 is: 6,977,113.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540,147.90 : 9,811,971.45 = 4,650,579.90 : x
  2. Step 2: Convert to fraction form
    6,540,147.90/9,811,971.45 = 4,650,579.90/x
  3. Step 3: Cross multiply
    6,540,147.90x = 9,811,971.45 × 4,650,579.90
  4. Step 4: Simplify right side
    6,540,147.90x = 45,631,357,204,743.85
  5. Step 5: Solve for x
    x = 45,631,357,204,743.85/6,540,147.90
  6. Step 6: Final answer
    x = 6,977,113.96

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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.