Home / 7,739,829.45-10,681,092.54-4,255,315.56

Finding the Fourth Proportional to 7,739,829.45, 10,681,092.54 and 4,255,315.56

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Solution

The fourth proportional to 7,739,829.45, 10,681,092.54 and 4,255,315.56 is: 5,872,405.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739,829.45 : 10,681,092.54 = 4,255,315.56 : x
  2. Step 2: Convert to fraction form
    7,739,829.45/10,681,092.54 = 4,255,315.56/x
  3. Step 3: Cross multiply
    7,739,829.45x = 10,681,092.54 × 4,255,315.56
  4. Step 4: Simplify right side
    7,739,829.45x = 45,451,419,283,261.91
  5. Step 5: Solve for x
    x = 45,451,419,283,261.91/7,739,829.45
  6. Step 6: Final answer
    x = 5,872,405.79

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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.