Home / 18,065,891.70-27,089,870.85-6,550,899.30

Finding the Fourth Proportional to 18,065,891.70, 27,089,870.85 and 6,550,899.30

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Solution

The fourth proportional to 18,065,891.70, 27,089,870.85 and 6,550,899.30 is: 9,823,097.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065,891.70 : 27,089,870.85 = 6,550,899.30 : x
  2. Step 2: Convert to fraction form
    18,065,891.70/27,089,870.85 = 6,550,899.30/x
  3. Step 3: Cross multiply
    18,065,891.70x = 27,089,870.85 × 6,550,899.30
  4. Step 4: Simplify right side
    18,065,891.70x = 177,463,015,988,355.41
  5. Step 5: Solve for x
    x = 177,463,015,988,355.41/18,065,891.70
  6. Step 6: Final answer
    x = 9,823,097.52

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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.