Home / 7,987,568.40-11,983,102.20-2,595,301.20

Finding the Fourth Proportional to 7,987,568.40, 11,983,102.20 and 2,595,301.20

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Solution

The fourth proportional to 7,987,568.40, 11,983,102.20 and 2,595,301.20 is: 3,893,520.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,987,568.40 : 11,983,102.20 = 2,595,301.20 : x
  2. Step 2: Convert to fraction form
    7,987,568.40/11,983,102.20 = 2,595,301.20/x
  3. Step 3: Cross multiply
    7,987,568.40x = 11,983,102.20 × 2,595,301.20
  4. Step 4: Simplify right side
    7,987,568.40x = 31,099,759,519,382.64
  5. Step 5: Solve for x
    x = 31,099,759,519,382.64/7,987,568.40
  6. Step 6: Final answer
    x = 3,893,520.28

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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.