Home / 19,753,145.52-27,253,292.76-12,875,118

Finding the Fourth Proportional to 19,753,145.52, 27,253,292.76 and 12,875,118

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Solution

The fourth proportional to 19,753,145.52, 27,253,292.76 and 12,875,118 is: 17,763,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,753,145.52 : 27,253,292.76 = 12,875,118 : x
  2. Step 2: Convert to fraction form
    19,753,145.52/27,253,292.76 = 12,875,118/x
  3. Step 3: Cross multiply
    19,753,145.52x = 27,253,292.76 × 12,875,118
  4. Step 4: Simplify right side
    19,753,145.52x = 350,889,360,173,545.69
  5. Step 5: Solve for x
    x = 350,889,360,173,545.69/19,753,145.52
  6. Step 6: Final answer
    x = 17,763,720.71

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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.