Home / 20,983,422.92-31,475,190.53-5,837,356.04

Finding the Fourth Proportional to 20,983,422.92, 31,475,190.53 and 5,837,356.04

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Solution

The fourth proportional to 20,983,422.92, 31,475,190.53 and 5,837,356.04 is: 8,756,049.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,983,422.92 : 31,475,190.53 = 5,837,356.04 : x
  2. Step 2: Convert to fraction form
    20,983,422.92/31,475,190.53 = 5,837,356.04/x
  3. Step 3: Cross multiply
    20,983,422.92x = 31,475,190.53 × 5,837,356.04
  4. Step 4: Simplify right side
    20,983,422.92x = 183,731,893,407,663.75
  5. Step 5: Solve for x
    x = 183,731,893,407,663.75/20,983,422.92
  6. Step 6: Final answer
    x = 8,756,049.68

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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.