Home / 14,159,003.60-21,207,012.60-11,639,579.60

Finding the Fourth Proportional to 14,159,003.60, 21,207,012.60 and 11,639,579.60

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Solution

The fourth proportional to 14,159,003.60, 21,207,012.60 and 11,639,579.60 is: 17,433,480.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159,003.60 : 21,207,012.60 = 11,639,579.60 : x
  2. Step 2: Convert to fraction form
    14,159,003.60/21,207,012.60 = 11,639,579.60/x
  3. Step 3: Cross multiply
    14,159,003.60x = 21,207,012.60 × 11,639,579.60
  4. Step 4: Simplify right side
    14,159,003.60x = 246,840,711,235,902.97
  5. Step 5: Solve for x
    x = 246,840,711,235,902.97/14,159,003.60
  6. Step 6: Final answer
    x = 17,433,480.36

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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.