Home / 9,968,784.79-13,757,732.42-5,618,165.65

Finding the Fourth Proportional to 9,968,784.79, 13,757,732.42 and 5,618,165.65

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Solution

The fourth proportional to 9,968,784.79, 13,757,732.42 and 5,618,165.65 is: 7,753,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,784.79 : 13,757,732.42 = 5,618,165.65 : x
  2. Step 2: Convert to fraction form
    9,968,784.79/13,757,732.42 = 5,618,165.65/x
  3. Step 3: Cross multiply
    9,968,784.79x = 13,757,732.42 × 5,618,165.65
  4. Step 4: Simplify right side
    9,968,784.79x = 77,293,219,675,844.55
  5. Step 5: Solve for x
    x = 77,293,219,675,844.55/9,968,784.79
  6. Step 6: Final answer
    x = 7,753,524.76

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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.