Home / 12,193,727.77-18,297,677.55-5,462,141.77

Finding the Fourth Proportional to 12,193,727.77, 18,297,677.55 and 5,462,141.77

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Solution

The fourth proportional to 12,193,727.77, 18,297,677.55 and 5,462,141.77 is: 8,196,386.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193,727.77 : 18,297,677.55 = 5,462,141.77 : x
  2. Step 2: Convert to fraction form
    12,193,727.77/18,297,677.55 = 5,462,141.77/x
  3. Step 3: Cross multiply
    12,193,727.77x = 18,297,677.55 × 5,462,141.77
  4. Step 4: Simplify right side
    12,193,727.77x = 99,944,508,780,276.95
  5. Step 5: Solve for x
    x = 99,944,508,780,276.95/12,193,727.77
  6. Step 6: Final answer
    x = 8,196,386.76

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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.