Home / 7,725,245.44-10,660,342.08-4,287,488.80

Finding the Fourth Proportional to 7,725,245.44, 10,660,342.08 and 4,287,488.80

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Solution

The fourth proportional to 7,725,245.44, 10,660,342.08 and 4,287,488.80 is: 5,916,458.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725,245.44 : 10,660,342.08 = 4,287,488.80 : x
  2. Step 2: Convert to fraction form
    7,725,245.44/10,660,342.08 = 4,287,488.80/x
  3. Step 3: Cross multiply
    7,725,245.44x = 10,660,342.08 × 4,287,488.80
  4. Step 4: Simplify right side
    7,725,245.44x = 45,706,097,272,168.70
  5. Step 5: Solve for x
    x = 45,706,097,272,168.70/7,725,245.44
  6. Step 6: Final answer
    x = 5,916,458.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.