Home / 12,072,471.75-18,113,546.61-4,396,651.25

Finding the Fourth Proportional to 12,072,471.75, 18,113,546.61 and 4,396,651.25

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Solution

The fourth proportional to 12,072,471.75, 18,113,546.61 and 4,396,651.25 is: 6,596,739.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,072,471.75 : 18,113,546.61 = 4,396,651.25 : x
  2. Step 2: Convert to fraction form
    12,072,471.75/18,113,546.61 = 4,396,651.25/x
  3. Step 3: Cross multiply
    12,072,471.75x = 18,113,546.61 × 4,396,651.25
  4. Step 4: Simplify right side
    12,072,471.75x = 79,638,947,254,222.03
  5. Step 5: Solve for x
    x = 79,638,947,254,222.03/12,072,471.75
  6. Step 6: Final answer
    x = 6,596,739.17

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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.