Home / 6,385,243.82-8,811,823.11-3,484,820.84

Finding the Fourth Proportional to 6,385,243.82, 8,811,823.11 and 3,484,820.84

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Solution

The fourth proportional to 6,385,243.82, 8,811,823.11 and 3,484,820.84 is: 4,809,154.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385,243.82 : 8,811,823.11 = 3,484,820.84 : x
  2. Step 2: Convert to fraction form
    6,385,243.82/8,811,823.11 = 3,484,820.84/x
  3. Step 3: Cross multiply
    6,385,243.82x = 8,811,823.11 × 3,484,820.84
  4. Step 4: Simplify right side
    6,385,243.82x = 30,707,624,812,121.61
  5. Step 5: Solve for x
    x = 30,707,624,812,121.61/6,385,243.82
  6. Step 6: Final answer
    x = 4,809,154.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.