Home / 33,145,913.96-45,741,374.58-19,215,345.55

Finding the Fourth Proportional to 33,145,913.96, 45,741,374.58 and 19,215,345.55

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Solution

The fourth proportional to 33,145,913.96, 45,741,374.58 and 19,215,345.55 is: 26,517,184.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,145,913.96 : 45,741,374.58 = 19,215,345.55 : x
  2. Step 2: Convert to fraction form
    33,145,913.96/45,741,374.58 = 19,215,345.55/x
  3. Step 3: Cross multiply
    33,145,913.96x = 45,741,374.58 × 19,215,345.55
  4. Step 4: Simplify right side
    33,145,913.96x = 878,936,318,486,427
  5. Step 5: Solve for x
    x = 878,936,318,486,427/33,145,913.96
  6. Step 6: Final answer
    x = 26,517,184.57

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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.