Home / 13,362,464.70-20,043,697.05-9,961,242.30

Finding the Fourth Proportional to 13,362,464.70, 20,043,697.05 and 9,961,242.30

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Solution

The fourth proportional to 13,362,464.70, 20,043,697.05 and 9,961,242.30 is: 14,941,863.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362,464.70 : 20,043,697.05 = 9,961,242.30 : x
  2. Step 2: Convert to fraction form
    13,362,464.70/20,043,697.05 = 9,961,242.30/x
  3. Step 3: Cross multiply
    13,362,464.70x = 20,043,697.05 × 9,961,242.30
  4. Step 4: Simplify right side
    13,362,464.70x = 199,660,122,902,845.25
  5. Step 5: Solve for x
    x = 199,660,122,902,845.25/13,362,464.70
  6. Step 6: Final answer
    x = 14,941,863.45

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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.