Home / 18,665,265.60-27,941,911.20-17,557,963.20

Finding the Fourth Proportional to 18,665,265.60, 27,941,911.20 and 17,557,963.20

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Solution

The fourth proportional to 18,665,265.60, 27,941,911.20 and 17,557,963.20 is: 26,284,279.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,665,265.60 : 27,941,911.20 = 17,557,963.20 : x
  2. Step 2: Convert to fraction form
    18,665,265.60/27,941,911.20 = 17,557,963.20/x
  3. Step 3: Cross multiply
    18,665,265.60x = 27,941,911.20 × 17,557,963.20
  4. Step 4: Simplify right side
    18,665,265.60x = 490,603,048,587,267.81
  5. Step 5: Solve for x
    x = 490,603,048,587,267.81/18,665,265.60
  6. Step 6: Final answer
    x = 26,284,279.00

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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.