Home / 6,540,842.86-9,026,363.15-3,640,918.79

Finding the Fourth Proportional to 6,540,842.86, 9,026,363.15 and 3,640,918.79

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Solution

The fourth proportional to 6,540,842.86, 9,026,363.15 and 3,640,918.79 is: 5,024,467.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540,842.86 : 9,026,363.15 = 3,640,918.79 : x
  2. Step 2: Convert to fraction form
    6,540,842.86/9,026,363.15 = 3,640,918.79/x
  3. Step 3: Cross multiply
    6,540,842.86x = 9,026,363.15 × 3,640,918.79
  4. Step 4: Simplify right side
    6,540,842.86x = 32,864,255,216,213.35
  5. Step 5: Solve for x
    x = 32,864,255,216,213.35/6,540,842.86
  6. Step 6: Final answer
    x = 5,024,467.94

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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.