Home / 23,302,687.38-32,171,487.38-20,717,214.57

Finding the Fourth Proportional to 23,302,687.38, 32,171,487.38 and 20,717,214.57

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Solution

The fourth proportional to 23,302,687.38, 32,171,487.38 and 20,717,214.57 is: 28,602,006.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,302,687.38 : 32,171,487.38 = 20,717,214.57 : x
  2. Step 2: Convert to fraction form
    23,302,687.38/32,171,487.38 = 20,717,214.57/x
  3. Step 3: Cross multiply
    23,302,687.38x = 32,171,487.38 × 20,717,214.57
  4. Step 4: Simplify right side
    23,302,687.38x = 666,503,606,983,921.12
  5. Step 5: Solve for x
    x = 666,503,606,983,921.12/23,302,687.38
  6. Step 6: Final answer
    x = 28,602,006.12

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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.