Home / 43,061,893.56-59,435,387.15-28,380,168.90

Finding the Fourth Proportional to 43,061,893.56, 59,435,387.15 and 28,380,168.90

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Solution

The fourth proportional to 43,061,893.56, 59,435,387.15 and 28,380,168.90 is: 39,171,206.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,061,893.56 : 59,435,387.15 = 28,380,168.90 : x
  2. Step 2: Convert to fraction form
    43,061,893.56/59,435,387.15 = 28,380,168.90/x
  3. Step 3: Cross multiply
    43,061,893.56x = 59,435,387.15 × 28,380,168.90
  4. Step 4: Simplify right side
    43,061,893.56x = 1,686,786,325,811,988.75
  5. Step 5: Solve for x
    x = 1,686,786,325,811,988.75/43,061,893.56
  6. Step 6: Final answer
    x = 39,171,206.52

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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.