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Finding the Fourth Proportional to 17,074,881.60, 25,603,465.05 and 6,286,629.30

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Solution

The fourth proportional to 17,074,881.60, 25,603,465.05 and 6,286,629.30 is: 9,426,682.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,074,881.60 : 25,603,465.05 = 6,286,629.30 : x
  2. Step 2: Convert to fraction form
    17,074,881.60/25,603,465.05 = 6,286,629.30/x
  3. Step 3: Cross multiply
    17,074,881.60x = 25,603,465.05 × 6,286,629.30
  4. Step 4: Simplify right side
    17,074,881.60x = 160,959,493,564,855.97
  5. Step 5: Solve for x
    x = 160,959,493,564,855.97/17,074,881.60
  6. Step 6: Final answer
    x = 9,426,682.85

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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.