Home / 14,116,580.28-21,165,578.06-9,309,612.60

Finding the Fourth Proportional to 14,116,580.28, 21,165,578.06 and 9,309,612.60

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Solution

The fourth proportional to 14,116,580.28, 21,165,578.06 and 9,309,612.60 is: 13,958,290.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116,580.28 : 21,165,578.06 = 9,309,612.60 : x
  2. Step 2: Convert to fraction form
    14,116,580.28/21,165,578.06 = 9,309,612.60/x
  3. Step 3: Cross multiply
    14,116,580.28x = 21,165,578.06 × 9,309,612.60
  4. Step 4: Simplify right side
    14,116,580.28x = 197,043,332,193,659.53
  5. Step 5: Solve for x
    x = 197,043,332,193,659.53/14,116,580.28
  6. Step 6: Final answer
    x = 13,958,290.77

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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.