Home / 41,286,043.40-61,888,158.76-19,387,221.64

Finding the Fourth Proportional to 41,286,043.40, 61,888,158.76 and 19,387,221.64

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Solution

The fourth proportional to 41,286,043.40, 61,888,158.76 and 19,387,221.64 is: 29,061,623.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,286,043.40 : 61,888,158.76 = 19,387,221.64 : x
  2. Step 2: Convert to fraction form
    41,286,043.40/61,888,158.76 = 19,387,221.64/x
  3. Step 3: Cross multiply
    41,286,043.40x = 61,888,158.76 × 19,387,221.64
  4. Step 4: Simplify right side
    41,286,043.40x = 1,199,839,450,771,627.50
  5. Step 5: Solve for x
    x = 1,199,839,450,771,627.50/41,286,043.40
  6. Step 6: Final answer
    x = 29,061,623.54

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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.