Home / 21,792,022.60-32,688,033.90-18,432,790.60

Finding the Fourth Proportional to 21,792,022.60, 32,688,033.90 and 18,432,790.60

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Solution

The fourth proportional to 21,792,022.60, 32,688,033.90 and 18,432,790.60 is: 27,649,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,792,022.60 : 32,688,033.90 = 18,432,790.60 : x
  2. Step 2: Convert to fraction form
    21,792,022.60/32,688,033.90 = 18,432,790.60/x
  3. Step 3: Cross multiply
    21,792,022.60x = 32,688,033.90 × 18,432,790.60
  4. Step 4: Simplify right side
    21,792,022.60x = 602,531,684,004,401.38
  5. Step 5: Solve for x
    x = 602,531,684,004,401.38/21,792,022.60
  6. Step 6: Final answer
    x = 27,649,185.90

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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.