Home / 11,197,555.20-15,455,146.59-7,327,834.32

Finding the Fourth Proportional to 11,197,555.20, 15,455,146.59 and 7,327,834.32

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Solution

The fourth proportional to 11,197,555.20, 15,455,146.59 and 7,327,834.32 is: 10,114,060.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197,555.20 : 15,455,146.59 = 7,327,834.32 : x
  2. Step 2: Convert to fraction form
    11,197,555.20/15,455,146.59 = 7,327,834.32/x
  3. Step 3: Cross multiply
    11,197,555.20x = 15,455,146.59 × 7,327,834.32
  4. Step 4: Simplify right side
    11,197,555.20x = 113,252,753,602,832.97
  5. Step 5: Solve for x
    x = 113,252,753,602,832.97/11,197,555.20
  6. Step 6: Final answer
    x = 10,114,060.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.