Home / 19,469,043.36-26,870,874.08-12,508,422.24

Finding the Fourth Proportional to 19,469,043.36, 26,870,874.08 and 12,508,422.24

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Solution

The fourth proportional to 19,469,043.36, 26,870,874.08 and 12,508,422.24 is: 17,263,931.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,469,043.36 : 26,870,874.08 = 12,508,422.24 : x
  2. Step 2: Convert to fraction form
    19,469,043.36/26,870,874.08 = 12,508,422.24/x
  3. Step 3: Cross multiply
    19,469,043.36x = 26,870,874.08 × 12,508,422.24
  4. Step 4: Simplify right side
    19,469,043.36x = 336,112,238,950,511.50
  5. Step 5: Solve for x
    x = 336,112,238,950,511.50/19,469,043.36
  6. Step 6: Final answer
    x = 17,263,931.91

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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.