Home / 36,288,839.60-54,433,259.40-18,148,986.80

Finding the Fourth Proportional to 36,288,839.60, 54,433,259.40 and 18,148,986.80

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Solution

The fourth proportional to 36,288,839.60, 54,433,259.40 and 18,148,986.80 is: 27,223,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288,839.60 : 54,433,259.40 = 18,148,986.80 : x
  2. Step 2: Convert to fraction form
    36,288,839.60/54,433,259.40 = 18,148,986.80/x
  3. Step 3: Cross multiply
    36,288,839.60x = 54,433,259.40 × 18,148,986.80
  4. Step 4: Simplify right side
    36,288,839.60x = 987,908,506,331,575.88
  5. Step 5: Solve for x
    x = 987,908,506,331,575.88/36,288,839.60
  6. Step 6: Final answer
    x = 27,223,480.20

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1.5x scale

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.