Home / 19,809,610.20-29,714,415.30-18,055,854.90

Finding the Fourth Proportional to 19,809,610.20, 29,714,415.30 and 18,055,854.90

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Solution

The fourth proportional to 19,809,610.20, 29,714,415.30 and 18,055,854.90 is: 27,083,782.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,809,610.20 : 29,714,415.30 = 18,055,854.90 : x
  2. Step 2: Convert to fraction form
    19,809,610.20/29,714,415.30 = 18,055,854.90/x
  3. Step 3: Cross multiply
    19,809,610.20x = 29,714,415.30 × 18,055,854.90
  4. Step 4: Simplify right side
    19,809,610.20x = 536,519,171,095,139.94
  5. Step 5: Solve for x
    x = 536,519,171,095,139.94/19,809,610.20
  6. Step 6: Final answer
    x = 27,083,782.35

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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.