Home / 8,413,691.12-11,630,507.64-7,504,926.92

Finding the Fourth Proportional to 8,413,691.12, 11,630,507.64 and 7,504,926.92

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Solution

The fourth proportional to 8,413,691.12, 11,630,507.64 and 7,504,926.92 is: 10,374,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413,691.12 : 11,630,507.64 = 7,504,926.92 : x
  2. Step 2: Convert to fraction form
    8,413,691.12/11,630,507.64 = 7,504,926.92/x
  3. Step 3: Cross multiply
    8,413,691.12x = 11,630,507.64 × 7,504,926.92
  4. Step 4: Simplify right side
    8,413,691.12x = 87,286,109,880,701.67
  5. Step 5: Solve for x
    x = 87,286,109,880,701.67/8,413,691.12
  6. Step 6: Final answer
    x = 10,374,294.54

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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.