Home / 40,516,639.03-55,918,286.49-23,108,993.83

Finding the Fourth Proportional to 40,516,639.03, 55,918,286.49 and 23,108,993.83

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Solution

The fourth proportional to 40,516,639.03, 55,918,286.49 and 23,108,993.83 is: 31,893,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,516,639.03 : 55,918,286.49 = 23,108,993.83 : x
  2. Step 2: Convert to fraction form
    40,516,639.03/55,918,286.49 = 23,108,993.83/x
  3. Step 3: Cross multiply
    40,516,639.03x = 55,918,286.49 × 23,108,993.83
  4. Step 4: Simplify right side
    40,516,639.03x = 1,292,215,337,481,582.25
  5. Step 5: Solve for x
    x = 1,292,215,337,481,582.25/40,516,639.03
  6. Step 6: Final answer
    x = 31,893,448.43

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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.