Home / 6,849,220.86-9,451,364.04-3,909,023.52

Finding the Fourth Proportional to 6,849,220.86, 9,451,364.04 and 3,909,023.52

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Solution

The fourth proportional to 6,849,220.86, 9,451,364.04 and 3,909,023.52 is: 5,394,132.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849,220.86 : 9,451,364.04 = 3,909,023.52 : x
  2. Step 2: Convert to fraction form
    6,849,220.86/9,451,364.04 = 3,909,023.52/x
  3. Step 3: Cross multiply
    6,849,220.86x = 9,451,364.04 × 3,909,023.52
  4. Step 4: Simplify right side
    6,849,220.86x = 36,945,604,328,442.22
  5. Step 5: Solve for x
    x = 36,945,604,328,442.22/6,849,220.86
  6. Step 6: Final answer
    x = 5,394,132.43

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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.