Home / 36,091,939.40-54,137,909.10-28,029,782.60

Finding the Fourth Proportional to 36,091,939.40, 54,137,909.10 and 28,029,782.60

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Solution

The fourth proportional to 36,091,939.40, 54,137,909.10 and 28,029,782.60 is: 42,044,673.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,091,939.40 : 54,137,909.10 = 28,029,782.60 : x
  2. Step 2: Convert to fraction form
    36,091,939.40/54,137,909.10 = 28,029,782.60/x
  3. Step 3: Cross multiply
    36,091,939.40x = 54,137,909.10 × 28,029,782.60
  4. Step 4: Simplify right side
    36,091,939.40x = 1,517,473,822,491,561.75
  5. Step 5: Solve for x
    x = 1,517,473,822,491,561.75/36,091,939.40
  6. Step 6: Final answer
    x = 42,044,673.90

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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.