Home / 18,504,903.36-25,538,675.04-10,664,690.88

Finding the Fourth Proportional to 18,504,903.36, 25,538,675.04 and 10,664,690.88

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Solution

The fourth proportional to 18,504,903.36, 25,538,675.04 and 10,664,690.88 is: 14,718,373.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,903.36 : 25,538,675.04 = 10,664,690.88 : x
  2. Step 2: Convert to fraction form
    18,504,903.36/25,538,675.04 = 10,664,690.88/x
  3. Step 3: Cross multiply
    18,504,903.36x = 25,538,675.04 × 10,664,690.88
  4. Step 4: Simplify right side
    18,504,903.36x = 272,362,074,786,371.66
  5. Step 5: Solve for x
    x = 272,362,074,786,371.66/18,504,903.36
  6. Step 6: Final answer
    x = 14,718,373.26

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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.