Home / 13,772,735.40-20,659,103.10-7,395,443.40

Finding the Fourth Proportional to 13,772,735.40, 20,659,103.10 and 7,395,443.40

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Solution

The fourth proportional to 13,772,735.40, 20,659,103.10 and 7,395,443.40 is: 11,093,165.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,772,735.40 : 20,659,103.10 = 7,395,443.40 : x
  2. Step 2: Convert to fraction form
    13,772,735.40/20,659,103.10 = 7,395,443.40/x
  3. Step 3: Cross multiply
    13,772,735.40x = 20,659,103.10 × 7,395,443.40
  4. Step 4: Simplify right side
    13,772,735.40x = 152,783,227,670,814.56
  5. Step 5: Solve for x
    x = 152,783,227,670,814.56/13,772,735.40
  6. Step 6: Final answer
    x = 11,093,165.10

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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.