Home / 19,622,826.09-29,431,993.23-5,247,014.90

Finding the Fourth Proportional to 19,622,826.09, 29,431,993.23 and 5,247,014.90

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Solution

The fourth proportional to 19,622,826.09, 29,431,993.23 and 5,247,014.90 is: 7,869,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622,826.09 : 29,431,993.23 = 5,247,014.90 : x
  2. Step 2: Convert to fraction form
    19,622,826.09/29,431,993.23 = 5,247,014.90/x
  3. Step 3: Cross multiply
    19,622,826.09x = 29,431,993.23 × 5,247,014.90
  4. Step 4: Simplify right side
    19,622,826.09x = 154,430,106,867,349.16
  5. Step 5: Solve for x
    x = 154,430,106,867,349.16/19,622,826.09
  6. Step 6: Final answer
    x = 7,869,921.80

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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.