Home / 11,328,086.80-16,992,130.20-7,297,008.40

Finding the Fourth Proportional to 11,328,086.80, 16,992,130.20 and 7,297,008.40

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Solution

The fourth proportional to 11,328,086.80, 16,992,130.20 and 7,297,008.40 is: 10,945,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328,086.80 : 16,992,130.20 = 7,297,008.40 : x
  2. Step 2: Convert to fraction form
    11,328,086.80/16,992,130.20 = 7,297,008.40/x
  3. Step 3: Cross multiply
    11,328,086.80x = 16,992,130.20 × 7,297,008.40
  4. Step 4: Simplify right side
    11,328,086.80x = 123,991,716,803,293.69
  5. Step 5: Solve for x
    x = 123,991,716,803,293.69/11,328,086.80
  6. Step 6: Final answer
    x = 10,945,512.60

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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.