Home / 18,503,619.24-27,642,972.57-11,973,496.34

Finding the Fourth Proportional to 18,503,619.24, 27,642,972.57 and 11,973,496.34

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Solution

The fourth proportional to 18,503,619.24, 27,642,972.57 and 11,973,496.34 is: 17,887,475.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503,619.24 : 27,642,972.57 = 11,973,496.34 : x
  2. Step 2: Convert to fraction form
    18,503,619.24/27,642,972.57 = 11,973,496.34/x
  3. Step 3: Cross multiply
    18,503,619.24x = 27,642,972.57 × 11,973,496.34
  4. Step 4: Simplify right side
    18,503,619.24x = 330,983,030,917,822.19
  5. Step 5: Solve for x
    x = 330,983,030,917,822.19/18,503,619.24
  6. Step 6: Final answer
    x = 17,887,475.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.