Home / 10,814,793.90-16,222,190.85-9,993,648.30

Finding the Fourth Proportional to 10,814,793.90, 16,222,190.85 and 9,993,648.30

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Solution

The fourth proportional to 10,814,793.90, 16,222,190.85 and 9,993,648.30 is: 14,990,472.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814,793.90 : 16,222,190.85 = 9,993,648.30 : x
  2. Step 2: Convert to fraction form
    10,814,793.90/16,222,190.85 = 9,993,648.30/x
  3. Step 3: Cross multiply
    10,814,793.90x = 16,222,190.85 × 9,993,648.30
  4. Step 4: Simplify right side
    10,814,793.90x = 162,118,870,010,378.06
  5. Step 5: Solve for x
    x = 162,118,870,010,378.06/10,814,793.90
  6. Step 6: Final answer
    x = 14,990,472.45

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Double scale
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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.