Home / 13,147,422.48-19,722,125.29-3,924,666.80

Finding the Fourth Proportional to 13,147,422.48, 19,722,125.29 and 3,924,666.80

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Solution

The fourth proportional to 13,147,422.48, 19,722,125.29 and 3,924,666.80 is: 5,887,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,147,422.48 : 19,722,125.29 = 3,924,666.80 : x
  2. Step 2: Convert to fraction form
    13,147,422.48/19,722,125.29 = 3,924,666.80/x
  3. Step 3: Cross multiply
    13,147,422.48x = 19,722,125.29 × 3,924,666.80
  4. Step 4: Simplify right side
    13,147,422.48x = 77,402,770,351,103.36
  5. Step 5: Solve for x
    x = 77,402,770,351,103.36/13,147,422.48
  6. Step 6: Final answer
    x = 5,887,296.20

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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.