Home / 7,752,482.24-11,635,909.31-3,917,000.39

Finding the Fourth Proportional to 7,752,482.24, 11,635,909.31 and 3,917,000.39

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Solution

The fourth proportional to 7,752,482.24, 11,635,909.31 and 3,917,000.39 is: 5,879,131.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752,482.24 : 11,635,909.31 = 3,917,000.39 : x
  2. Step 2: Convert to fraction form
    7,752,482.24/11,635,909.31 = 3,917,000.39/x
  3. Step 3: Cross multiply
    7,752,482.24x = 11,635,909.31 × 3,917,000.39
  4. Step 4: Simplify right side
    7,752,482.24x = 45,577,861,256,887.59
  5. Step 5: Solve for x
    x = 45,577,861,256,887.59/7,752,482.24
  6. Step 6: Final answer
    x = 5,879,131.33

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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.