Home / 12,396,802.20-18,577,051.20-11,117,407.20

Finding the Fourth Proportional to 12,396,802.20, 18,577,051.20 and 11,117,407.20

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Solution

The fourth proportional to 12,396,802.20, 18,577,051.20 and 11,117,407.20 is: 16,659,832.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396,802.20 : 18,577,051.20 = 11,117,407.20 : x
  2. Step 2: Convert to fraction form
    12,396,802.20/18,577,051.20 = 11,117,407.20/x
  3. Step 3: Cross multiply
    12,396,802.20x = 18,577,051.20 × 11,117,407.20
  4. Step 4: Simplify right side
    12,396,802.20x = 206,528,642,765,648.62
  5. Step 5: Solve for x
    x = 206,528,642,765,648.62/12,396,802.20
  6. Step 6: Final answer
    x = 16,659,832.06

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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.