Home / 7,901,136.74-11,851,720.36-3,045,729.71

Finding the Fourth Proportional to 7,901,136.74, 11,851,720.36 and 3,045,729.71

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Solution

The fourth proportional to 7,901,136.74, 11,851,720.36 and 3,045,729.71 is: 4,568,600.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901,136.74 : 11,851,720.36 = 3,045,729.71 : x
  2. Step 2: Convert to fraction form
    7,901,136.74/11,851,720.36 = 3,045,729.71/x
  3. Step 3: Cross multiply
    7,901,136.74x = 11,851,720.36 × 3,045,729.71
  4. Step 4: Simplify right side
    7,901,136.74x = 36,097,136,815,063.89
  5. Step 5: Solve for x
    x = 36,097,136,815,063.89/7,901,136.74
  6. Step 6: Final answer
    x = 4,568,600.44

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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.