Home / 28,810,881.99-39,760,290.90-16,591,675.59

Finding the Fourth Proportional to 28,810,881.99, 39,760,290.90 and 16,591,675.59

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Solution

The fourth proportional to 28,810,881.99, 39,760,290.90 and 16,591,675.59 is: 22,897,245.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,810,881.99 : 39,760,290.90 = 16,591,675.59 : x
  2. Step 2: Convert to fraction form
    28,810,881.99/39,760,290.90 = 16,591,675.59/x
  3. Step 3: Cross multiply
    28,810,881.99x = 39,760,290.90 × 16,591,675.59
  4. Step 4: Simplify right side
    28,810,881.99x = 659,689,847,976,829.12
  5. Step 5: Solve for x
    x = 659,689,847,976,829.12/28,810,881.99
  6. Step 6: Final answer
    x = 22,897,245.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.