Home / 12,251,501.22-18,381,111.78-5,774,314.34

Finding the Fourth Proportional to 12,251,501.22, 18,381,111.78 and 5,774,314.34

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Solution

The fourth proportional to 12,251,501.22, 18,381,111.78 and 5,774,314.34 is: 8,663,290.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,501.22 : 18,381,111.78 = 5,774,314.34 : x
  2. Step 2: Convert to fraction form
    12,251,501.22/18,381,111.78 = 5,774,314.34/x
  3. Step 3: Cross multiply
    12,251,501.22x = 18,381,111.78 × 5,774,314.34
  4. Step 4: Simplify right side
    12,251,501.22x = 106,138,317,336,396.92
  5. Step 5: Solve for x
    x = 106,138,317,336,396.92/12,251,501.22
  6. Step 6: Final answer
    x = 8,663,290.76

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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.