Home / 16,880,288.73-23,294,821.29-9,145,330.82

Finding the Fourth Proportional to 16,880,288.73, 23,294,821.29 and 9,145,330.82

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Solution

The fourth proportional to 16,880,288.73, 23,294,821.29 and 9,145,330.82 is: 12,620,568.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880,288.73 : 23,294,821.29 = 9,145,330.82 : x
  2. Step 2: Convert to fraction form
    16,880,288.73/23,294,821.29 = 9,145,330.82/x
  3. Step 3: Cross multiply
    16,880,288.73x = 23,294,821.29 × 9,145,330.82
  4. Step 4: Simplify right side
    16,880,288.73x = 213,038,847,044,102.50
  5. Step 5: Solve for x
    x = 213,038,847,044,102.50/16,880,288.73
  6. Step 6: Final answer
    x = 12,620,568.91

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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.