Home / 48,609,183.90-72,941,769.45-18,338,771.10

Finding the Fourth Proportional to 48,609,183.90, 72,941,769.45 and 18,338,771.10

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Solution

The fourth proportional to 48,609,183.90, 72,941,769.45 and 18,338,771.10 is: 27,518,717.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,609,183.90 : 72,941,769.45 = 18,338,771.10 : x
  2. Step 2: Convert to fraction form
    48,609,183.90/72,941,769.45 = 18,338,771.10/x
  3. Step 3: Cross multiply
    48,609,183.90x = 72,941,769.45 × 18,338,771.10
  4. Step 4: Simplify right side
    48,609,183.90x = 1,337,662,413,572,523
  5. Step 5: Solve for x
    x = 1,337,662,413,572,523/48,609,183.90
  6. Step 6: Final answer
    x = 27,518,717.79

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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.