Home / 47,933,510.62-71,903,292.73-20,262,268.28

Finding the Fourth Proportional to 47,933,510.62, 71,903,292.73 and 20,262,268.28

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Solution

The fourth proportional to 47,933,510.62, 71,903,292.73 and 20,262,268.28 is: 30,394,681.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,933,510.62 : 71,903,292.73 = 20,262,268.28 : x
  2. Step 2: Convert to fraction form
    47,933,510.62/71,903,292.73 = 20,262,268.28/x
  3. Step 3: Cross multiply
    47,933,510.62x = 71,903,292.73 × 20,262,268.28
  4. Step 4: Simplify right side
    47,933,510.62x = 1,456,923,807,100,461.50
  5. Step 5: Solve for x
    x = 1,456,923,807,100,461.50/47,933,510.62
  6. Step 6: Final answer
    x = 30,394,681.89

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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.