Home / 36,289,701.60-54,434,552.40-20,984,200.80

Finding the Fourth Proportional to 36,289,701.60, 54,434,552.40 and 20,984,200.80

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Solution

The fourth proportional to 36,289,701.60, 54,434,552.40 and 20,984,200.80 is: 31,476,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,289,701.60 : 54,434,552.40 = 20,984,200.80 : x
  2. Step 2: Convert to fraction form
    36,289,701.60/54,434,552.40 = 20,984,200.80/x
  3. Step 3: Cross multiply
    36,289,701.60x = 54,434,552.40 × 20,984,200.80
  4. Step 4: Simplify right side
    36,289,701.60x = 1,142,265,578,019,722
  5. Step 5: Solve for x
    x = 1,142,265,578,019,722/36,289,701.60
  6. Step 6: Final answer
    x = 31,476,301.20

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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.