Home / 13,432,076.19-20,146,145.97-6,606,817.34

Finding the Fourth Proportional to 13,432,076.19, 20,146,145.97 and 6,606,817.34

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Solution

The fourth proportional to 13,432,076.19, 20,146,145.97 and 6,606,817.34 is: 9,909,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432,076.19 : 20,146,145.97 = 6,606,817.34 : x
  2. Step 2: Convert to fraction form
    13,432,076.19/20,146,145.97 = 6,606,817.34/x
  3. Step 3: Cross multiply
    13,432,076.19x = 20,146,145.97 × 6,606,817.34
  4. Step 4: Simplify right side
    13,432,076.19x = 133,101,906,428,036.38
  5. Step 5: Solve for x
    x = 133,101,906,428,036.38/13,432,076.19
  6. Step 6: Final answer
    x = 9,909,257.85

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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.