Home / 13,802,627.64-20,730,845.16-11,245,732.12

Finding the Fourth Proportional to 13,802,627.64, 20,730,845.16 and 11,245,732.12

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Solution

The fourth proportional to 13,802,627.64, 20,730,845.16 and 11,245,732.12 is: 16,890,518.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,627.64 : 20,730,845.16 = 11,245,732.12 : x
  2. Step 2: Convert to fraction form
    13,802,627.64/20,730,845.16 = 11,245,732.12/x
  3. Step 3: Cross multiply
    13,802,627.64x = 20,730,845.16 × 11,245,732.12
  4. Step 4: Simplify right side
    13,802,627.64x = 233,133,531,290,558.53
  5. Step 5: Solve for x
    x = 233,133,531,290,558.53/13,802,627.64
  6. Step 6: Final answer
    x = 16,890,518.05

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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.