Home / 18,465,272.13-27,697,871.03-17,341,601.45

Finding the Fourth Proportional to 18,465,272.13, 27,697,871.03 and 17,341,601.45

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Solution

The fourth proportional to 18,465,272.13, 27,697,871.03 and 17,341,601.45 is: 26,012,367.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,465,272.13 : 27,697,871.03 = 17,341,601.45 : x
  2. Step 2: Convert to fraction form
    18,465,272.13/27,697,871.03 = 17,341,601.45/x
  3. Step 3: Cross multiply
    18,465,272.13x = 27,697,871.03 × 17,341,601.45
  4. Step 4: Simplify right side
    18,465,272.13x = 480,325,440,320,625.62
  5. Step 5: Solve for x
    x = 480,325,440,320,625.62/18,465,272.13
  6. Step 6: Final answer
    x = 26,012,367.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.