Home / 10,691,942.40-16,042,521.60-6,208,051.20

Finding the Fourth Proportional to 10,691,942.40, 16,042,521.60 and 6,208,051.20

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Solution

The fourth proportional to 10,691,942.40, 16,042,521.60 and 6,208,051.20 is: 9,314,752.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691,942.40 : 16,042,521.60 = 6,208,051.20 : x
  2. Step 2: Convert to fraction form
    10,691,942.40/16,042,521.60 = 6,208,051.20/x
  3. Step 3: Cross multiply
    10,691,942.40x = 16,042,521.60 × 6,208,051.20
  4. Step 4: Simplify right side
    10,691,942.40x = 99,592,795,469,905.92
  5. Step 5: Solve for x
    x = 99,592,795,469,905.92/10,691,942.40
  6. Step 6: Final answer
    x = 9,314,752.34

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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.