Home / 51,117,900.96-76,662,885.54-18,322,357.14

Finding the Fourth Proportional to 51,117,900.96, 76,662,885.54 and 18,322,357.14

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Solution

The fourth proportional to 51,117,900.96, 76,662,885.54 and 18,322,357.14 is: 27,478,529.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,117,900.96 : 76,662,885.54 = 18,322,357.14 : x
  2. Step 2: Convert to fraction form
    51,117,900.96/76,662,885.54 = 18,322,357.14/x
  3. Step 3: Cross multiply
    51,117,900.96x = 76,662,885.54 × 18,322,357.14
  4. Step 4: Simplify right side
    51,117,900.96x = 1,404,644,768,246,822
  5. Step 5: Solve for x
    x = 1,404,644,768,246,822/51,117,900.96
  6. Step 6: Final answer
    x = 27,478,529.87

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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.