Home / 10,990,145.40-16,477,538.10-6,500,110.20

Finding the Fourth Proportional to 10,990,145.40, 16,477,538.10 and 6,500,110.20

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Solution

The fourth proportional to 10,990,145.40, 16,477,538.10 and 6,500,110.20 is: 9,745,622.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,990,145.40 : 16,477,538.10 = 6,500,110.20 : x
  2. Step 2: Convert to fraction form
    10,990,145.40/16,477,538.10 = 6,500,110.20/x
  3. Step 3: Cross multiply
    10,990,145.40x = 16,477,538.10 × 6,500,110.20
  4. Step 4: Simplify right side
    10,990,145.40x = 107,105,813,474,698.62
  5. Step 5: Solve for x
    x = 107,105,813,474,698.62/10,990,145.40
  6. Step 6: Final answer
    x = 9,745,622.97

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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.