Home / 22,068,519.24-30,454,078.98-12,776,481.12

Finding the Fourth Proportional to 22,068,519.24, 30,454,078.98 and 12,776,481.12

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Solution

The fourth proportional to 22,068,519.24, 30,454,078.98 and 12,776,481.12 is: 17,631,267.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,068,519.24 : 30,454,078.98 = 12,776,481.12 : x
  2. Step 2: Convert to fraction form
    22,068,519.24/30,454,078.98 = 12,776,481.12/x
  3. Step 3: Cross multiply
    22,068,519.24x = 30,454,078.98 × 12,776,481.12
  4. Step 4: Simplify right side
    22,068,519.24x = 389,095,965,114,958.81
  5. Step 5: Solve for x
    x = 389,095,965,114,958.81/22,068,519.24
  6. Step 6: Final answer
    x = 17,631,267.46

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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.