Home / 10,361,605.70-15,542,408.55-10,162,540.10

Finding the Fourth Proportional to 10,361,605.70, 15,542,408.55 and 10,162,540.10

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Solution

The fourth proportional to 10,361,605.70, 15,542,408.55 and 10,162,540.10 is: 15,243,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,605.70 : 15,542,408.55 = 10,162,540.10 : x
  2. Step 2: Convert to fraction form
    10,361,605.70/15,542,408.55 = 10,162,540.10/x
  3. Step 3: Cross multiply
    10,361,605.70x = 15,542,408.55 × 10,162,540.10
  4. Step 4: Simplify right side
    10,361,605.70x = 157,950,350,139,957.84
  5. Step 5: Solve for x
    x = 157,950,350,139,957.84/10,361,605.70
  6. Step 6: Final answer
    x = 15,243,810.15

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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.