Home / 8,430,499.82-12,645,782.94-2,040,741.92

Finding the Fourth Proportional to 8,430,499.82, 12,645,782.94 and 2,040,741.92

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Solution

The fourth proportional to 8,430,499.82, 12,645,782.94 and 2,040,741.92 is: 3,061,120.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,430,499.82 : 12,645,782.94 = 2,040,741.92 : x
  2. Step 2: Convert to fraction form
    8,430,499.82/12,645,782.94 = 2,040,741.92/x
  3. Step 3: Cross multiply
    8,430,499.82x = 12,645,782.94 × 2,040,741.92
  4. Step 4: Simplify right side
    8,430,499.82x = 25,806,779,356,878.84
  5. Step 5: Solve for x
    x = 25,806,779,356,878.84/8,430,499.82
  6. Step 6: Final answer
    x = 3,061,120.92

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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.