Home / 8,151,093.20-12,225,890.13-2,759,127.32

Finding the Fourth Proportional to 8,151,093.20, 12,225,890.13 and 2,759,127.32

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Solution

The fourth proportional to 8,151,093.20, 12,225,890.13 and 2,759,127.32 is: 4,138,437.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151,093.20 : 12,225,890.13 = 2,759,127.32 : x
  2. Step 2: Convert to fraction form
    8,151,093.20/12,225,890.13 = 2,759,127.32/x
  3. Step 3: Cross multiply
    8,151,093.20x = 12,225,890.13 × 2,759,127.32
  4. Step 4: Simplify right side
    8,151,093.20x = 33,732,787,407,871.90
  5. Step 5: Solve for x
    x = 33,732,787,407,871.90/8,151,093.20
  6. Step 6: Final answer
    x = 4,138,437.21

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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.