Home / 12,310,847.82-16,989,849.63-6,804,104.22

Finding the Fourth Proportional to 12,310,847.82, 16,989,849.63 and 6,804,104.22

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Solution

The fourth proportional to 12,310,847.82, 16,989,849.63 and 6,804,104.22 is: 9,390,149.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,310,847.82 : 16,989,849.63 = 6,804,104.22 : x
  2. Step 2: Convert to fraction form
    12,310,847.82/16,989,849.63 = 6,804,104.22/x
  3. Step 3: Cross multiply
    12,310,847.82x = 16,989,849.63 × 6,804,104.22
  4. Step 4: Simplify right side
    12,310,847.82x = 115,600,707,564,648.42
  5. Step 5: Solve for x
    x = 115,600,707,564,648.42/12,310,847.82
  6. Step 6: Final answer
    x = 9,390,149.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.