Home / 5,195,077.20-7,169,185.80-2,903,237.28

Finding the Fourth Proportional to 5,195,077.20, 7,169,185.80 and 2,903,237.28

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Solution

The fourth proportional to 5,195,077.20, 7,169,185.80 and 2,903,237.28 is: 4,006,455.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,077.20 : 7,169,185.80 = 2,903,237.28 : x
  2. Step 2: Convert to fraction form
    5,195,077.20/7,169,185.80 = 2,903,237.28/x
  3. Step 3: Cross multiply
    5,195,077.20x = 7,169,185.80 × 2,903,237.28
  4. Step 4: Simplify right side
    5,195,077.20x = 20,813,847,481,806.62
  5. Step 5: Solve for x
    x = 20,813,847,481,806.62/5,195,077.20
  6. Step 6: Final answer
    x = 4,006,455.86

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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.