Home / 57,203,241.84-85,786,641-18,857,608.56

Finding the Fourth Proportional to 57,203,241.84, 85,786,641 and 18,857,608.56

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Solution

The fourth proportional to 57,203,241.84, 85,786,641 and 18,857,608.56 is: 28,280,405.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,203,241.84 : 85,786,641 = 18,857,608.56 : x
  2. Step 2: Convert to fraction form
    57,203,241.84/85,786,641 = 18,857,608.56/x
  3. Step 3: Cross multiply
    57,203,241.84x = 85,786,641 × 18,857,608.56
  4. Step 4: Simplify right side
    57,203,241.84x = 1,617,730,895,655,246.75
  5. Step 5: Solve for x
    x = 1,617,730,895,655,246.75/57,203,241.84
  6. Step 6: Final answer
    x = 28,280,405.86

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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.