Home / 7,720,523.80-11,580,785.70-2,926,619.80

Finding the Fourth Proportional to 7,720,523.80, 11,580,785.70 and 2,926,619.80

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Solution

The fourth proportional to 7,720,523.80, 11,580,785.70 and 2,926,619.80 is: 4,389,929.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,720,523.80 : 11,580,785.70 = 2,926,619.80 : x
  2. Step 2: Convert to fraction form
    7,720,523.80/11,580,785.70 = 2,926,619.80/x
  3. Step 3: Cross multiply
    7,720,523.80x = 11,580,785.70 × 2,926,619.80
  4. Step 4: Simplify right side
    7,720,523.80x = 33,892,556,729,176.86
  5. Step 5: Solve for x
    x = 33,892,556,729,176.86/7,720,523.80
  6. Step 6: Final answer
    x = 4,389,929.70

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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.