Home / 8,210,961.86-12,317,099.43-2,817,441.86

Finding the Fourth Proportional to 8,210,961.86, 12,317,099.43 and 2,817,441.86

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Solution

The fourth proportional to 8,210,961.86, 12,317,099.43 and 2,817,441.86 is: 4,226,388.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210,961.86 : 12,317,099.43 = 2,817,441.86 : x
  2. Step 2: Convert to fraction form
    8,210,961.86/12,317,099.43 = 2,817,441.86/x
  3. Step 3: Cross multiply
    8,210,961.86x = 12,317,099.43 × 2,817,441.86
  4. Step 4: Simplify right side
    8,210,961.86x = 34,702,711,527,864.14
  5. Step 5: Solve for x
    x = 34,702,711,527,864.14/8,210,961.86
  6. Step 6: Final answer
    x = 4,226,388.10

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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.