Home / 16,940,362.28-23,377,682.21-9,205,386.12

Finding the Fourth Proportional to 16,940,362.28, 23,377,682.21 and 9,205,386.12

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Solution

The fourth proportional to 16,940,362.28, 23,377,682.21 and 9,205,386.12 is: 12,703,423.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940,362.28 : 23,377,682.21 = 9,205,386.12 : x
  2. Step 2: Convert to fraction form
    16,940,362.28/23,377,682.21 = 9,205,386.12/x
  3. Step 3: Cross multiply
    16,940,362.28x = 23,377,682.21 × 9,205,386.12
  4. Step 4: Simplify right side
    16,940,362.28x = 215,200,591,287,677.97
  5. Step 5: Solve for x
    x = 215,200,591,287,677.97/16,940,362.28
  6. Step 6: Final answer
    x = 12,703,423.21

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1.5x scale

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.