Home / 13,376,490.40-20,064,735.60-3,279,111.40

Finding the Fourth Proportional to 13,376,490.40, 20,064,735.60 and 3,279,111.40

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Solution

The fourth proportional to 13,376,490.40, 20,064,735.60 and 3,279,111.40 is: 4,918,667.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,490.40 : 20,064,735.60 = 3,279,111.40 : x
  2. Step 2: Convert to fraction form
    13,376,490.40/20,064,735.60 = 3,279,111.40/x
  3. Step 3: Cross multiply
    13,376,490.40x = 20,064,735.60 × 3,279,111.40
  4. Step 4: Simplify right side
    13,376,490.40x = 65,794,503,243,945.84
  5. Step 5: Solve for x
    x = 65,794,503,243,945.84/13,376,490.40
  6. Step 6: Final answer
    x = 4,918,667.10

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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.