Home / 7,151,531.60-10,731,444.60-2,664,261.20

Finding the Fourth Proportional to 7,151,531.60, 10,731,444.60 and 2,664,261.20

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Solution

The fourth proportional to 7,151,531.60, 10,731,444.60 and 2,664,261.20 is: 3,997,936.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151,531.60 : 10,731,444.60 = 2,664,261.20 : x
  2. Step 2: Convert to fraction form
    7,151,531.60/10,731,444.60 = 2,664,261.20/x
  3. Step 3: Cross multiply
    7,151,531.60x = 10,731,444.60 × 2,664,261.20
  4. Step 4: Simplify right side
    7,151,531.60x = 28,591,371,467,729.52
  5. Step 5: Solve for x
    x = 28,591,371,467,729.52/7,151,531.60
  6. Step 6: Final answer
    x = 3,997,936.82

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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.