Home / 7,642,004.70-11,463,007.05-7,348,071.90

Finding the Fourth Proportional to 7,642,004.70, 11,463,007.05 and 7,348,071.90

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Solution

The fourth proportional to 7,642,004.70, 11,463,007.05 and 7,348,071.90 is: 11,022,107.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,004.70 : 11,463,007.05 = 7,348,071.90 : x
  2. Step 2: Convert to fraction form
    7,642,004.70/11,463,007.05 = 7,348,071.90/x
  3. Step 3: Cross multiply
    7,642,004.70x = 11,463,007.05 × 7,348,071.90
  4. Step 4: Simplify right side
    7,642,004.70x = 84,230,999,993,606.91
  5. Step 5: Solve for x
    x = 84,230,999,993,606.91/7,642,004.70
  6. Step 6: Final answer
    x = 11,022,107.85

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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.