Home / 27,119,815.52-40,679,723.28-11,970,728.96

Finding the Fourth Proportional to 27,119,815.52, 40,679,723.28 and 11,970,728.96

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Solution

The fourth proportional to 27,119,815.52, 40,679,723.28 and 11,970,728.96 is: 17,956,093.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,119,815.52 : 40,679,723.28 = 11,970,728.96 : x
  2. Step 2: Convert to fraction form
    27,119,815.52/40,679,723.28 = 11,970,728.96/x
  3. Step 3: Cross multiply
    27,119,815.52x = 40,679,723.28 × 11,970,728.96
  4. Step 4: Simplify right side
    27,119,815.52x = 486,965,941,552,682.25
  5. Step 5: Solve for x
    x = 486,965,941,552,682.25/27,119,815.52
  6. Step 6: Final answer
    x = 17,956,093.44

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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.