Home / 18,562,316.56-25,614,687.72-10,302,799.12

Finding the Fourth Proportional to 18,562,316.56, 25,614,687.72 and 10,302,799.12

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Solution

The fourth proportional to 18,562,316.56, 25,614,687.72 and 10,302,799.12 is: 14,217,136.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562,316.56 : 25,614,687.72 = 10,302,799.12 : x
  2. Step 2: Convert to fraction form
    18,562,316.56/25,614,687.72 = 10,302,799.12/x
  3. Step 3: Cross multiply
    18,562,316.56x = 25,614,687.72 × 10,302,799.12
  4. Step 4: Simplify right side
    18,562,316.56x = 263,902,982,100,690.78
  5. Step 5: Solve for x
    x = 263,902,982,100,690.78/18,562,316.56
  6. Step 6: Final answer
    x = 14,217,136.17

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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.