Home / 7,834,005.28-11,751,073.44-2,154,541.12

Finding the Fourth Proportional to 7,834,005.28, 11,751,073.44 and 2,154,541.12

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Solution

The fourth proportional to 7,834,005.28, 11,751,073.44 and 2,154,541.12 is: 3,231,829.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834,005.28 : 11,751,073.44 = 2,154,541.12 : x
  2. Step 2: Convert to fraction form
    7,834,005.28/11,751,073.44 = 2,154,541.12/x
  3. Step 3: Cross multiply
    7,834,005.28x = 11,751,073.44 × 2,154,541.12
  4. Step 4: Simplify right side
    7,834,005.28x = 25,318,170,930,619.85
  5. Step 5: Solve for x
    x = 25,318,170,930,619.85/7,834,005.28
  6. Step 6: Final answer
    x = 3,231,829.70

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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.