Home / 11,564,174.45-15,960,260.25-6,668,440.31

Finding the Fourth Proportional to 11,564,174.45, 15,960,260.25 and 6,668,440.31

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Solution

The fourth proportional to 11,564,174.45, 15,960,260.25 and 6,668,440.31 is: 9,203,427.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,564,174.45 : 15,960,260.25 = 6,668,440.31 : x
  2. Step 2: Convert to fraction form
    11,564,174.45/15,960,260.25 = 6,668,440.31/x
  3. Step 3: Cross multiply
    11,564,174.45x = 15,960,260.25 × 6,668,440.31
  4. Step 4: Simplify right side
    11,564,174.45x = 106,430,042,849,091.33
  5. Step 5: Solve for x
    x = 106,430,042,849,091.33/11,564,174.45
  6. Step 6: Final answer
    x = 9,203,427.65

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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.