Home / 15,468,698.80-21,348,660.03-9,277,151.75

Finding the Fourth Proportional to 15,468,698.80, 21,348,660.03 and 9,277,151.75

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Solution

The fourth proportional to 15,468,698.80, 21,348,660.03 and 9,277,151.75 is: 12,803,582.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,468,698.80 : 21,348,660.03 = 9,277,151.75 : x
  2. Step 2: Convert to fraction form
    15,468,698.80/21,348,660.03 = 9,277,151.75/x
  3. Step 3: Cross multiply
    15,468,698.80x = 21,348,660.03 × 9,277,151.75
  4. Step 4: Simplify right side
    15,468,698.80x = 198,054,758,757,469.56
  5. Step 5: Solve for x
    x = 198,054,758,757,469.56/15,468,698.80
  6. Step 6: Final answer
    x = 12,803,582.34

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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.