Home / 10,903,334.40-16,337,286.90-9,379,870.20

Finding the Fourth Proportional to 10,903,334.40, 16,337,286.90 and 9,379,870.20

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Solution

The fourth proportional to 10,903,334.40, 16,337,286.90 and 9,379,870.20 is: 14,054,565.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903,334.40 : 16,337,286.90 = 9,379,870.20 : x
  2. Step 2: Convert to fraction form
    10,903,334.40/16,337,286.90 = 9,379,870.20/x
  3. Step 3: Cross multiply
    10,903,334.40x = 16,337,286.90 × 9,379,870.20
  4. Step 4: Simplify right side
    10,903,334.40x = 153,241,630,542,160.38
  5. Step 5: Solve for x
    x = 153,241,630,542,160.38/10,903,334.40
  6. Step 6: Final answer
    x = 14,054,565.78

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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.