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Finding the Fourth Proportional to 8,277,263.42, 12,493,645.75 and 8,277,263.42

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Solution

The fourth proportional to 8,277,263.42, 12,493,645.75 and 8,277,263.42 is: 12,493,645.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277,263.42 : 12,493,645.75 = 8,277,263.42 : x
  2. Step 2: Convert to fraction form
    8,277,263.42/12,493,645.75 = 8,277,263.42/x
  3. Step 3: Cross multiply
    8,277,263.42x = 12,493,645.75 × 8,277,263.42
  4. Step 4: Simplify right side
    8,277,263.42x = 103,413,196,948,913.47
  5. Step 5: Solve for x
    x = 103,413,196,948,913.47/8,277,263.42
  6. Step 6: Final answer
    x = 12,493,645.75

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.