Home / 18,275,721.70-27,413,582.55-17,744,280.70

Finding the Fourth Proportional to 18,275,721.70, 27,413,582.55 and 17,744,280.70

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Solution

The fourth proportional to 18,275,721.70, 27,413,582.55 and 17,744,280.70 is: 26,616,421.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,275,721.70 : 27,413,582.55 = 17,744,280.70 : x
  2. Step 2: Convert to fraction form
    18,275,721.70/27,413,582.55 = 17,744,280.70/x
  3. Step 3: Cross multiply
    18,275,721.70x = 27,413,582.55 × 17,744,280.70
  4. Step 4: Simplify right side
    18,275,721.70x = 486,434,303,759,821.75
  5. Step 5: Solve for x
    x = 486,434,303,759,821.75/18,275,721.70
  6. Step 6: Final answer
    x = 26,616,421.05

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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.