Home / 21,591,169.20-32,392,426.20-7,759,524.72

Finding the Fourth Proportional to 21,591,169.20, 32,392,426.20 and 7,759,524.72

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Solution

The fourth proportional to 21,591,169.20, 32,392,426.20 and 7,759,524.72 is: 11,641,325.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,591,169.20 : 32,392,426.20 = 7,759,524.72 : x
  2. Step 2: Convert to fraction form
    21,591,169.20/32,392,426.20 = 7,759,524.72/x
  3. Step 3: Cross multiply
    21,591,169.20x = 32,392,426.20 × 7,759,524.72
  4. Step 4: Simplify right side
    21,591,169.20x = 251,349,831,839,675.66
  5. Step 5: Solve for x
    x = 251,349,831,839,675.66/21,591,169.20
  6. Step 6: Final answer
    x = 11,641,325.65

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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.