Home / 7,933,709.70-11,904,501.15-3,141,555.30

Finding the Fourth Proportional to 7,933,709.70, 11,904,501.15 and 3,141,555.30

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Solution

The fourth proportional to 7,933,709.70, 11,904,501.15 and 3,141,555.30 is: 4,713,891.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933,709.70 : 11,904,501.15 = 3,141,555.30 : x
  2. Step 2: Convert to fraction form
    7,933,709.70/11,904,501.15 = 3,141,555.30/x
  3. Step 3: Cross multiply
    7,933,709.70x = 11,904,501.15 × 3,141,555.30
  4. Step 4: Simplify right side
    7,933,709.70x = 37,398,648,681,638.59
  5. Step 5: Solve for x
    x = 37,398,648,681,638.59/7,933,709.70
  6. Step 6: Final answer
    x = 4,713,891.75

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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.