Home / 43,520,221.80-65,296,403.10-17,963,447.40

Finding the Fourth Proportional to 43,520,221.80, 65,296,403.10 and 17,963,447.40

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Solution

The fourth proportional to 43,520,221.80, 65,296,403.10 and 17,963,447.40 is: 26,951,804.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,520,221.80 : 65,296,403.10 = 17,963,447.40 : x
  2. Step 2: Convert to fraction form
    43,520,221.80/65,296,403.10 = 17,963,447.40/x
  3. Step 3: Cross multiply
    43,520,221.80x = 65,296,403.10 × 17,963,447.40
  4. Step 4: Simplify right side
    43,520,221.80x = 1,172,948,502,496,046.75
  5. Step 5: Solve for x
    x = 1,172,948,502,496,046.75/43,520,221.80
  6. Step 6: Final answer
    x = 26,951,804.33

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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.