Home / 13,796,698.06-19,040,031.76-7,685,129.26

Finding the Fourth Proportional to 13,796,698.06, 19,040,031.76 and 7,685,129.26

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Solution

The fourth proportional to 13,796,698.06, 19,040,031.76 and 7,685,129.26 is: 10,605,806.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,796,698.06 : 19,040,031.76 = 7,685,129.26 : x
  2. Step 2: Convert to fraction form
    13,796,698.06/19,040,031.76 = 7,685,129.26/x
  3. Step 3: Cross multiply
    13,796,698.06x = 19,040,031.76 × 7,685,129.26
  4. Step 4: Simplify right side
    13,796,698.06x = 146,325,105,190,105.31
  5. Step 5: Solve for x
    x = 146,325,105,190,105.31/13,796,698.06
  6. Step 6: Final answer
    x = 10,605,806.15

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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.