Home / 49,628,421.20-74,444,964.60-15,550,878.80

Finding the Fourth Proportional to 49,628,421.20, 74,444,964.60 and 15,550,878.80

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Solution

The fourth proportional to 49,628,421.20, 74,444,964.60 and 15,550,878.80 is: 23,327,049.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,628,421.20 : 74,444,964.60 = 15,550,878.80 : x
  2. Step 2: Convert to fraction form
    49,628,421.20/74,444,964.60 = 15,550,878.80/x
  3. Step 3: Cross multiply
    49,628,421.20x = 74,444,964.60 × 15,550,878.80
  4. Step 4: Simplify right side
    49,628,421.20x = 1,157,684,621,764,890.50
  5. Step 5: Solve for x
    x = 1,157,684,621,764,890.50/49,628,421.20
  6. Step 6: Final answer
    x = 23,327,049.17

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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.