Home / 49,357,997.80-74,005,892.70-20,624,122.60

Finding the Fourth Proportional to 49,357,997.80, 74,005,892.70 and 20,624,122.60

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Solution

The fourth proportional to 49,357,997.80, 74,005,892.70 and 20,624,122.60 is: 30,923,187.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,357,997.80 : 74,005,892.70 = 20,624,122.60 : x
  2. Step 2: Convert to fraction form
    49,357,997.80/74,005,892.70 = 20,624,122.60/x
  3. Step 3: Cross multiply
    49,357,997.80x = 74,005,892.70 × 20,624,122.60
  4. Step 4: Simplify right side
    49,357,997.80x = 1,526,306,604,167,245.25
  5. Step 5: Solve for x
    x = 1,526,306,604,167,245.25/49,357,997.80
  6. Step 6: Final answer
    x = 30,923,187.17

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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.