Home / 7,722,040.35-10,657,694.84-4,285,385.31

Finding the Fourth Proportional to 7,722,040.35, 10,657,694.84 and 4,285,385.31

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Solution

The fourth proportional to 7,722,040.35, 10,657,694.84 and 4,285,385.31 is: 5,914,541.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722,040.35 : 10,657,694.84 = 4,285,385.31 : x
  2. Step 2: Convert to fraction form
    7,722,040.35/10,657,694.84 = 4,285,385.31/x
  3. Step 3: Cross multiply
    7,722,040.35x = 10,657,694.84 × 4,285,385.31
  4. Step 4: Simplify right side
    7,722,040.35x = 45,672,328,884,371.88
  5. Step 5: Solve for x
    x = 45,672,328,884,371.88/7,722,040.35
  6. Step 6: Final answer
    x = 5,914,541.60

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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.