Home / 13,460,535.72-20,193,466.05-4,940,946

Finding the Fourth Proportional to 13,460,535.72, 20,193,466.05 and 4,940,946

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Solution

The fourth proportional to 13,460,535.72, 20,193,466.05 and 4,940,946 is: 7,412,396.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,535.72 : 20,193,466.05 = 4,940,946 : x
  2. Step 2: Convert to fraction form
    13,460,535.72/20,193,466.05 = 4,940,946/x
  3. Step 3: Cross multiply
    13,460,535.72x = 20,193,466.05 × 4,940,946
  4. Step 4: Simplify right side
    13,460,535.72x = 99,774,825,305,883.30
  5. Step 5: Solve for x
    x = 99,774,825,305,883.30/13,460,535.72
  6. Step 6: Final answer
    x = 7,412,396.31

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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.