Home / 12,116,908.62-16,721,414.22-6,610,370.64

Finding the Fourth Proportional to 12,116,908.62, 16,721,414.22 and 6,610,370.64

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Solution

The fourth proportional to 12,116,908.62, 16,721,414.22 and 6,610,370.64 is: 9,122,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,116,908.62 : 16,721,414.22 = 6,610,370.64 : x
  2. Step 2: Convert to fraction form
    12,116,908.62/16,721,414.22 = 6,610,370.64/x
  3. Step 3: Cross multiply
    12,116,908.62x = 16,721,414.22 × 6,610,370.64
  4. Step 4: Simplify right side
    12,116,908.62x = 110,534,745,619,166.50
  5. Step 5: Solve for x
    x = 110,534,745,619,166.50/12,116,908.62
  6. Step 6: Final answer
    x = 9,122,355.30

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1.5x scale

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.