Home / 11,067,266.80-16,600,900.20-7,820,009.20

Finding the Fourth Proportional to 11,067,266.80, 16,600,900.20 and 7,820,009.20

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Solution

The fourth proportional to 11,067,266.80, 16,600,900.20 and 7,820,009.20 is: 11,730,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067,266.80 : 16,600,900.20 = 7,820,009.20 : x
  2. Step 2: Convert to fraction form
    11,067,266.80/16,600,900.20 = 7,820,009.20/x
  3. Step 3: Cross multiply
    11,067,266.80x = 16,600,900.20 × 7,820,009.20
  4. Step 4: Simplify right side
    11,067,266.80x = 129,819,192,292,281.84
  5. Step 5: Solve for x
    x = 129,819,192,292,281.84/11,067,266.80
  6. Step 6: Final answer
    x = 11,730,013.80

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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.