Home / 13,892,362.09-20,827,414.54-6,602,162.83

Finding the Fourth Proportional to 13,892,362.09, 20,827,414.54 and 6,602,162.83

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Solution

The fourth proportional to 13,892,362.09, 20,827,414.54 and 6,602,162.83 is: 9,897,955.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892,362.09 : 20,827,414.54 = 6,602,162.83 : x
  2. Step 2: Convert to fraction form
    13,892,362.09/20,827,414.54 = 6,602,162.83/x
  3. Step 3: Cross multiply
    13,892,362.09x = 20,827,414.54 × 6,602,162.83
  4. Step 4: Simplify right side
    13,892,362.09x = 137,505,982,120,989.55
  5. Step 5: Solve for x
    x = 137,505,982,120,989.55/13,892,362.09
  6. Step 6: Final answer
    x = 9,897,955.53

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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.