Home / 21,791,514-30,073,654.41-12,001,955.94

Finding the Fourth Proportional to 21,791,514, 30,073,654.41 and 12,001,955.94

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Solution

The fourth proportional to 21,791,514, 30,073,654.41 and 12,001,955.94 is: 16,563,451.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,791,514 : 30,073,654.41 = 12,001,955.94 : x
  2. Step 2: Convert to fraction form
    21,791,514/30,073,654.41 = 12,001,955.94/x
  3. Step 3: Cross multiply
    21,791,514x = 30,073,654.41 × 12,001,955.94
  4. Step 4: Simplify right side
    21,791,514x = 360,942,675,183,606.69
  5. Step 5: Solve for x
    x = 360,942,675,183,606.69/21,791,514
  6. Step 6: Final answer
    x = 16,563,451.04

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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.