Home / 8,844,912.40-12,205,954.65-4,977,433.75

Finding the Fourth Proportional to 8,844,912.40, 12,205,954.65 and 4,977,433.75

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Solution

The fourth proportional to 8,844,912.40, 12,205,954.65 and 4,977,433.75 is: 6,868,844.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,844,912.40 : 12,205,954.65 = 4,977,433.75 : x
  2. Step 2: Convert to fraction form
    8,844,912.40/12,205,954.65 = 4,977,433.75/x
  3. Step 3: Cross multiply
    8,844,912.40x = 12,205,954.65 × 4,977,433.75
  4. Step 4: Simplify right side
    8,844,912.40x = 60,754,330,625,879.44
  5. Step 5: Solve for x
    x = 60,754,330,625,879.44/8,844,912.40
  6. Step 6: Final answer
    x = 6,868,844.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.