Home / 13,970,937.36-20,956,410.78-6,285,606.60

Finding the Fourth Proportional to 13,970,937.36, 20,956,410.78 and 6,285,606.60

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Solution

The fourth proportional to 13,970,937.36, 20,956,410.78 and 6,285,606.60 is: 9,428,412.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,970,937.36 : 20,956,410.78 = 6,285,606.60 : x
  2. Step 2: Convert to fraction form
    13,970,937.36/20,956,410.78 = 6,285,606.60/x
  3. Step 3: Cross multiply
    13,970,937.36x = 20,956,410.78 × 6,285,606.60
  4. Step 4: Simplify right side
    13,970,937.36x = 131,723,753,911,079.14
  5. Step 5: Solve for x
    x = 131,723,753,911,079.14/13,970,937.36
  6. Step 6: Final answer
    x = 9,428,412.03

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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.