Home / 11,901,997.38-16,426,551.78-7,258,476.36

Finding the Fourth Proportional to 11,901,997.38, 16,426,551.78 and 7,258,476.36

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Solution

The fourth proportional to 11,901,997.38, 16,426,551.78 and 7,258,476.36 is: 10,017,792.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901,997.38 : 16,426,551.78 = 7,258,476.36 : x
  2. Step 2: Convert to fraction form
    11,901,997.38/16,426,551.78 = 7,258,476.36/x
  3. Step 3: Cross multiply
    11,901,997.38x = 16,426,551.78 × 7,258,476.36
  4. Step 4: Simplify right side
    11,901,997.38x = 119,231,737,771,445.92
  5. Step 5: Solve for x
    x = 119,231,737,771,445.92/11,901,997.38
  6. Step 6: Final answer
    x = 10,017,792.31

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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.