Home / 7,790,368.45-11,684,999.08-2,398,456.64

Finding the Fourth Proportional to 7,790,368.45, 11,684,999.08 and 2,398,456.64

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Solution

The fourth proportional to 7,790,368.45, 11,684,999.08 and 2,398,456.64 is: 3,597,514.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,790,368.45 : 11,684,999.08 = 2,398,456.64 : x
  2. Step 2: Convert to fraction form
    7,790,368.45/11,684,999.08 = 2,398,456.64/x
  3. Step 3: Cross multiply
    7,790,368.45x = 11,684,999.08 × 2,398,456.64
  4. Step 4: Simplify right side
    7,790,368.45x = 28,025,963,567,398.75
  5. Step 5: Solve for x
    x = 28,025,963,567,398.75/7,790,368.45
  6. Step 6: Final answer
    x = 3,597,514.52

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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.