Home / 16,822,949.40-23,216,148.32-9,380,782.80

Finding the Fourth Proportional to 16,822,949.40, 23,216,148.32 and 9,380,782.80

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Solution

The fourth proportional to 16,822,949.40, 23,216,148.32 and 9,380,782.80 is: 12,945,746.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,822,949.40 : 23,216,148.32 = 9,380,782.80 : x
  2. Step 2: Convert to fraction form
    16,822,949.40/23,216,148.32 = 9,380,782.80/x
  3. Step 3: Cross multiply
    16,822,949.40x = 23,216,148.32 × 9,380,782.80
  4. Step 4: Simplify right side
    16,822,949.40x = 217,785,644,795,601
  5. Step 5: Solve for x
    x = 217,785,644,795,601/16,822,949.40
  6. Step 6: Final answer
    x = 12,945,746.89

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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.