Home / 6,913,498.39-9,539,203.44-3,972,747.47

Finding the Fourth Proportional to 6,913,498.39, 9,539,203.44 and 3,972,747.47

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Solution

The fourth proportional to 6,913,498.39, 9,539,203.44 and 3,972,747.47 is: 5,481,573.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913,498.39 : 9,539,203.44 = 3,972,747.47 : x
  2. Step 2: Convert to fraction form
    6,913,498.39/9,539,203.44 = 3,972,747.47/x
  3. Step 3: Cross multiply
    6,913,498.39x = 9,539,203.44 × 3,972,747.47
  4. Step 4: Simplify right side
    6,913,498.39x = 37,896,846,332,075.30
  5. Step 5: Solve for x
    x = 37,896,846,332,075.30/6,913,498.39
  6. Step 6: Final answer
    x = 5,481,573.04

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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.