Home / 19,753,143.52-27,253,290-12,875,116

Finding the Fourth Proportional to 19,753,143.52, 27,253,290 and 12,875,116

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Solution

The fourth proportional to 19,753,143.52, 27,253,290 and 12,875,116 is: 17,763,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,753,143.52 : 27,253,290 = 12,875,116 : x
  2. Step 2: Convert to fraction form
    19,753,143.52/27,253,290 = 12,875,116/x
  3. Step 3: Cross multiply
    19,753,143.52x = 27,253,290 × 12,875,116
  4. Step 4: Simplify right side
    19,753,143.52x = 350,889,270,131,640
  5. Step 5: Solve for x
    x = 350,889,270,131,640/19,753,143.52
  6. Step 6: Final answer
    x = 17,763,717.95

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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.