Home / 31,797,001.80-47,711,249.10-18,160,619.40

Finding the Fourth Proportional to 31,797,001.80, 47,711,249.10 and 18,160,619.40

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Solution

The fourth proportional to 31,797,001.80, 47,711,249.10 and 18,160,619.40 is: 27,249,922.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,797,001.80 : 47,711,249.10 = 18,160,619.40 : x
  2. Step 2: Convert to fraction form
    31,797,001.80/47,711,249.10 = 18,160,619.40/x
  3. Step 3: Cross multiply
    31,797,001.80x = 47,711,249.10 × 18,160,619.40
  4. Step 4: Simplify right side
    31,797,001.80x = 866,465,836,003,692.50
  5. Step 5: Solve for x
    x = 866,465,836,003,692.50/31,797,001.80
  6. Step 6: Final answer
    x = 27,249,922.54

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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.