Home / 13,105,556.70-19,658,335.05-11,830,098.30

Finding the Fourth Proportional to 13,105,556.70, 19,658,335.05 and 11,830,098.30

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Solution

The fourth proportional to 13,105,556.70, 19,658,335.05 and 11,830,098.30 is: 17,745,147.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,105,556.70 : 19,658,335.05 = 11,830,098.30 : x
  2. Step 2: Convert to fraction form
    13,105,556.70/19,658,335.05 = 11,830,098.30/x
  3. Step 3: Cross multiply
    13,105,556.70x = 19,658,335.05 × 11,830,098.30
  4. Step 4: Simplify right side
    13,105,556.70x = 232,560,036,055,835.44
  5. Step 5: Solve for x
    x = 232,560,036,055,835.44/13,105,556.70
  6. Step 6: Final answer
    x = 17,745,147.45

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Similar ratio
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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.