Home / 14,601,634.14-20,148,016.72-8,405,483.65

Finding the Fourth Proportional to 14,601,634.14, 20,148,016.72 and 8,405,483.65

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Solution

The fourth proportional to 14,601,634.14, 20,148,016.72 and 8,405,483.65 is: 11,598,278.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601,634.14 : 20,148,016.72 = 8,405,483.65 : x
  2. Step 2: Convert to fraction form
    14,601,634.14/20,148,016.72 = 8,405,483.65/x
  3. Step 3: Cross multiply
    14,601,634.14x = 20,148,016.72 × 8,405,483.65
  4. Step 4: Simplify right side
    14,601,634.14x = 169,353,825,119,886.62
  5. Step 5: Solve for x
    x = 169,353,825,119,886.62/14,601,634.14
  6. Step 6: Final answer
    x = 11,598,278.90

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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.