Home / 10,940,000.80-16,410,001.20-5,271,296.80

Finding the Fourth Proportional to 10,940,000.80, 16,410,001.20 and 5,271,296.80

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Solution

The fourth proportional to 10,940,000.80, 16,410,001.20 and 5,271,296.80 is: 7,906,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940,000.80 : 16,410,001.20 = 5,271,296.80 : x
  2. Step 2: Convert to fraction form
    10,940,000.80/16,410,001.20 = 5,271,296.80/x
  3. Step 3: Cross multiply
    10,940,000.80x = 16,410,001.20 × 5,271,296.80
  4. Step 4: Simplify right side
    10,940,000.80x = 86,501,986,813,556.16
  5. Step 5: Solve for x
    x = 86,501,986,813,556.16/10,940,000.80
  6. Step 6: Final answer
    x = 7,906,945.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.