Home / 16,885,915.25-23,302,582.97-9,150,957.56

Finding the Fourth Proportional to 16,885,915.25, 23,302,582.97 and 9,150,957.56

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Solution

The fourth proportional to 16,885,915.25, 23,302,582.97 and 9,150,957.56 is: 12,628,332.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885,915.25 : 23,302,582.97 = 9,150,957.56 : x
  2. Step 2: Convert to fraction form
    16,885,915.25/23,302,582.97 = 9,150,957.56/x
  3. Step 3: Cross multiply
    16,885,915.25x = 23,302,582.97 × 9,150,957.56
  4. Step 4: Simplify right side
    16,885,915.25x = 213,240,947,809,350.41
  5. Step 5: Solve for x
    x = 213,240,947,809,350.41/16,885,915.25
  6. Step 6: Final answer
    x = 12,628,332.24

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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.