Home / 13,055,375.48-18,012,292.99-7,827,308.24

Finding the Fourth Proportional to 13,055,375.48, 18,012,292.99 and 7,827,308.24

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Solution

The fourth proportional to 13,055,375.48, 18,012,292.99 and 7,827,308.24 is: 10,799,212.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055,375.48 : 18,012,292.99 = 7,827,308.24 : x
  2. Step 2: Convert to fraction form
    13,055,375.48/18,012,292.99 = 7,827,308.24/x
  3. Step 3: Cross multiply
    13,055,375.48x = 18,012,292.99 × 7,827,308.24
  4. Step 4: Simplify right side
    13,055,375.48x = 140,987,769,232,291.50
  5. Step 5: Solve for x
    x = 140,987,769,232,291.50/13,055,375.48
  6. Step 6: Final answer
    x = 10,799,212.13

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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.