Home / 18,446,812.85-27,648,205.05-8,585,606.60

Finding the Fourth Proportional to 18,446,812.85, 27,648,205.05 and 8,585,606.60

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Solution

The fourth proportional to 18,446,812.85, 27,648,205.05 and 8,585,606.60 is: 12,868,163.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446,812.85 : 27,648,205.05 = 8,585,606.60 : x
  2. Step 2: Convert to fraction form
    18,446,812.85/27,648,205.05 = 8,585,606.60/x
  3. Step 3: Cross multiply
    18,446,812.85x = 27,648,205.05 × 8,585,606.60
  4. Step 4: Simplify right side
    18,446,812.85x = 237,376,611,712,505.31
  5. Step 5: Solve for x
    x = 237,376,611,712,505.31/18,446,812.85
  6. Step 6: Final answer
    x = 12,868,163.93

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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.