Home / 7,834,842.05-11,755,005.03-3,045,891.61

Finding the Fourth Proportional to 7,834,842.05, 11,755,005.03 and 3,045,891.61

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Solution

The fourth proportional to 7,834,842.05, 11,755,005.03 and 3,045,891.61 is: 4,569,903.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834,842.05 : 11,755,005.03 = 3,045,891.61 : x
  2. Step 2: Convert to fraction form
    7,834,842.05/11,755,005.03 = 3,045,891.61/x
  3. Step 3: Cross multiply
    7,834,842.05x = 11,755,005.03 × 3,045,891.61
  4. Step 4: Simplify right side
    7,834,842.05x = 35,804,471,166,997.28
  5. Step 5: Solve for x
    x = 35,804,471,166,997.28/7,834,842.05
  6. Step 6: Final answer
    x = 4,569,903.38

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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.