Home / 18,536,390.20-27,804,585.30-17,276,678.20

Finding the Fourth Proportional to 18,536,390.20, 27,804,585.30 and 17,276,678.20

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Solution

The fourth proportional to 18,536,390.20, 27,804,585.30 and 17,276,678.20 is: 25,915,017.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536,390.20 : 27,804,585.30 = 17,276,678.20 : x
  2. Step 2: Convert to fraction form
    18,536,390.20/27,804,585.30 = 17,276,678.20/x
  3. Step 3: Cross multiply
    18,536,390.20x = 27,804,585.30 × 17,276,678.20
  4. Step 4: Simplify right side
    18,536,390.20x = 480,370,872,712,550.44
  5. Step 5: Solve for x
    x = 480,370,872,712,550.44/18,536,390.20
  6. Step 6: Final answer
    x = 25,915,017.30

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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.