Home / 16,158,987.92-22,300,496.04-9,286,209.68

Finding the Fourth Proportional to 16,158,987.92, 22,300,496.04 and 9,286,209.68

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Solution

The fourth proportional to 16,158,987.92, 22,300,496.04 and 9,286,209.68 is: 12,815,597.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,158,987.92 : 22,300,496.04 = 9,286,209.68 : x
  2. Step 2: Convert to fraction form
    16,158,987.92/22,300,496.04 = 9,286,209.68/x
  3. Step 3: Cross multiply
    16,158,987.92x = 22,300,496.04 × 9,286,209.68
  4. Step 4: Simplify right side
    16,158,987.92x = 207,087,082,195,449.66
  5. Step 5: Solve for x
    x = 207,087,082,195,449.66/16,158,987.92
  6. Step 6: Final answer
    x = 12,815,597.31

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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.