Home / 7,889,596.97-10,889,456.30-4,627,462.60

Finding the Fourth Proportional to 7,889,596.97, 10,889,456.30 and 4,627,462.60

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Solution

The fourth proportional to 7,889,596.97, 10,889,456.30 and 4,627,462.60 is: 6,386,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,596.97 : 10,889,456.30 = 4,627,462.60 : x
  2. Step 2: Convert to fraction form
    7,889,596.97/10,889,456.30 = 4,627,462.60/x
  3. Step 3: Cross multiply
    7,889,596.97x = 10,889,456.30 × 4,627,462.60
  4. Step 4: Simplify right side
    7,889,596.97x = 50,390,551,770,411.88
  5. Step 5: Solve for x
    x = 50,390,551,770,411.88/7,889,596.97
  6. Step 6: Final answer
    x = 6,386,961.46

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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.