Home / 11,718,342.30-17,560,763.76-6,590,007.78

Finding the Fourth Proportional to 11,718,342.30, 17,560,763.76 and 6,590,007.78

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Solution

The fourth proportional to 11,718,342.30, 17,560,763.76 and 6,590,007.78 is: 9,875,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718,342.30 : 17,560,763.76 = 6,590,007.78 : x
  2. Step 2: Convert to fraction form
    11,718,342.30/17,560,763.76 = 6,590,007.78/x
  3. Step 3: Cross multiply
    11,718,342.30x = 17,560,763.76 × 6,590,007.78
  4. Step 4: Simplify right side
    11,718,342.30x = 115,725,569,801,142.06
  5. Step 5: Solve for x
    x = 115,725,569,801,142.06/11,718,342.30
  6. Step 6: Final answer
    x = 9,875,592.20

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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.