Home / 43,707,219.40-65,508,341.10-18,135,065.80

Finding the Fourth Proportional to 43,707,219.40, 65,508,341.10 and 18,135,065.80

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Solution

The fourth proportional to 43,707,219.40, 65,508,341.10 and 18,135,065.80 is: 27,180,820.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,707,219.40 : 65,508,341.10 = 18,135,065.80 : x
  2. Step 2: Convert to fraction form
    43,707,219.40/65,508,341.10 = 18,135,065.80/x
  3. Step 3: Cross multiply
    43,707,219.40x = 65,508,341.10 × 18,135,065.80
  4. Step 4: Simplify right side
    43,707,219.40x = 1,187,998,076,297,344.50
  5. Step 5: Solve for x
    x = 1,187,998,076,297,344.50/43,707,219.40
  6. Step 6: Final answer
    x = 27,180,820.30

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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.