Home / 8,690,469.40-13,035,639.30-2,625,189.40

Finding the Fourth Proportional to 8,690,469.40, 13,035,639.30 and 2,625,189.40

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Solution

The fourth proportional to 8,690,469.40, 13,035,639.30 and 2,625,189.40 is: 3,937,764.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,690,469.40 : 13,035,639.30 = 2,625,189.40 : x
  2. Step 2: Convert to fraction form
    8,690,469.40/13,035,639.30 = 2,625,189.40/x
  3. Step 3: Cross multiply
    8,690,469.40x = 13,035,639.30 × 2,625,189.40
  4. Step 4: Simplify right side
    8,690,469.40x = 34,221,022,112,583.42
  5. Step 5: Solve for x
    x = 34,221,022,112,583.42/8,690,469.40
  6. Step 6: Final answer
    x = 3,937,764.53

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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.