Home / 43,600,542.40-65,389,003.80-12,895,062.40

Finding the Fourth Proportional to 43,600,542.40, 65,389,003.80 and 12,895,062.40

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Solution

The fourth proportional to 43,600,542.40, 65,389,003.80 and 12,895,062.40 is: 19,339,100.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,600,542.40 : 65,389,003.80 = 12,895,062.40 : x
  2. Step 2: Convert to fraction form
    43,600,542.40/65,389,003.80 = 12,895,062.40/x
  3. Step 3: Cross multiply
    43,600,542.40x = 65,389,003.80 × 12,895,062.40
  4. Step 4: Simplify right side
    43,600,542.40x = 843,195,284,274,837.12
  5. Step 5: Solve for x
    x = 843,195,284,274,837.12/43,600,542.40
  6. Step 6: Final answer
    x = 19,339,100.80

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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.