Home / 8,426,236.92-11,636,237.62-7,967,176.89

Finding the Fourth Proportional to 8,426,236.92, 11,636,237.62 and 7,967,176.89

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Solution

The fourth proportional to 8,426,236.92, 11,636,237.62 and 7,967,176.89 is: 11,002,297.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426,236.92 : 11,636,237.62 = 7,967,176.89 : x
  2. Step 2: Convert to fraction form
    8,426,236.92/11,636,237.62 = 7,967,176.89/x
  3. Step 3: Cross multiply
    8,426,236.92x = 11,636,237.62 × 7,967,176.89
  4. Step 4: Simplify right side
    8,426,236.92x = 92,707,963,374,120.31
  5. Step 5: Solve for x
    x = 92,707,963,374,120.31/8,426,236.92
  6. Step 6: Final answer
    x = 11,002,297.26

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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.