Home / 12,456,660.96-17,190,692.12-6,950,516.76

Finding the Fourth Proportional to 12,456,660.96, 17,190,692.12 and 6,950,516.76

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Solution

The fourth proportional to 12,456,660.96, 17,190,692.12 and 6,950,516.76 is: 9,591,992.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,456,660.96 : 17,190,692.12 = 6,950,516.76 : x
  2. Step 2: Convert to fraction form
    12,456,660.96/17,190,692.12 = 6,950,516.76/x
  3. Step 3: Cross multiply
    12,456,660.96x = 17,190,692.12 × 6,950,516.76
  4. Step 4: Simplify right side
    12,456,660.96x = 119,484,193,696,059.94
  5. Step 5: Solve for x
    x = 119,484,193,696,059.94/12,456,660.96
  6. Step 6: Final answer
    x = 9,591,992.11

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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.