Home / 7,765,919.40-11,652,310.43-4,072,061.04

Finding the Fourth Proportional to 7,765,919.40, 11,652,310.43 and 4,072,061.04

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Solution

The fourth proportional to 7,765,919.40, 11,652,310.43 and 4,072,061.04 is: 6,109,890.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765,919.40 : 11,652,310.43 = 4,072,061.04 : x
  2. Step 2: Convert to fraction form
    7,765,919.40/11,652,310.43 = 4,072,061.04/x
  3. Step 3: Cross multiply
    7,765,919.40x = 11,652,310.43 × 4,072,061.04
  4. Step 4: Simplify right side
    7,765,919.40x = 47,448,919,367,651.99
  5. Step 5: Solve for x
    x = 47,448,919,367,651.99/7,765,919.40
  6. Step 6: Final answer
    x = 6,109,890.78

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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.