Home / 11,931,390.87-17,893,819.97-3,293,426.36

Finding the Fourth Proportional to 11,931,390.87, 17,893,819.97 and 3,293,426.36

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Solution

The fourth proportional to 11,931,390.87, 17,893,819.97 and 3,293,426.36 is: 4,939,237.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,931,390.87 : 17,893,819.97 = 3,293,426.36 : x
  2. Step 2: Convert to fraction form
    11,931,390.87/17,893,819.97 = 3,293,426.36/x
  3. Step 3: Cross multiply
    11,931,390.87x = 17,893,819.97 × 3,293,426.36
  4. Step 4: Simplify right side
    11,931,390.87x = 58,931,978,353,825.27
  5. Step 5: Solve for x
    x = 58,931,978,353,825.27/11,931,390.87
  6. Step 6: Final answer
    x = 4,939,237.93

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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.