Home / 12,101,719.62-16,700,373.54-6,669,211.62

Finding the Fourth Proportional to 12,101,719.62, 16,700,373.54 and 6,669,211.62

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Solution

The fourth proportional to 12,101,719.62, 16,700,373.54 and 6,669,211.62 is: 9,203,512.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,719.62 : 16,700,373.54 = 6,669,211.62 : x
  2. Step 2: Convert to fraction form
    12,101,719.62/16,700,373.54 = 6,669,211.62/x
  3. Step 3: Cross multiply
    12,101,719.62x = 16,700,373.54 × 6,669,211.62
  4. Step 4: Simplify right side
    12,101,719.62x = 111,378,325,271,308.53
  5. Step 5: Solve for x
    x = 111,378,325,271,308.53/12,101,719.62
  6. Step 6: Final answer
    x = 9,203,512.29

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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.