Home / 8,441,942.16-12,659,811.30-2,900,906.35

Finding the Fourth Proportional to 8,441,942.16, 12,659,811.30 and 2,900,906.35

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Solution

The fourth proportional to 8,441,942.16, 12,659,811.30 and 2,900,906.35 is: 4,350,293.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,441,942.16 : 12,659,811.30 = 2,900,906.35 : x
  2. Step 2: Convert to fraction form
    8,441,942.16/12,659,811.30 = 2,900,906.35/x
  3. Step 3: Cross multiply
    8,441,942.16x = 12,659,811.30 × 2,900,906.35
  4. Step 4: Simplify right side
    8,441,942.16x = 36,724,926,989,971.76
  5. Step 5: Solve for x
    x = 36,724,926,989,971.76/8,441,942.16
  6. Step 6: Final answer
    x = 4,350,293.61

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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.