Home / 10,689,101.80-16,033,652.70-9,361,997.80

Finding the Fourth Proportional to 10,689,101.80, 16,033,652.70 and 9,361,997.80

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Solution

The fourth proportional to 10,689,101.80, 16,033,652.70 and 9,361,997.80 is: 14,042,996.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689,101.80 : 16,033,652.70 = 9,361,997.80 : x
  2. Step 2: Convert to fraction form
    10,689,101.80/16,033,652.70 = 9,361,997.80/x
  3. Step 3: Cross multiply
    10,689,101.80x = 16,033,652.70 × 9,361,997.80
  4. Step 4: Simplify right side
    10,689,101.80x = 150,107,021,303,364.06
  5. Step 5: Solve for x
    x = 150,107,021,303,364.06/10,689,101.80
  6. Step 6: Final answer
    x = 14,042,996.70

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Similar ratio
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1.5x scale

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.