Home / 5,347,721.25-7,379,867.48-3,055,876.47

Finding the Fourth Proportional to 5,347,721.25, 7,379,867.48 and 3,055,876.47

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Solution

The fourth proportional to 5,347,721.25, 7,379,867.48 and 3,055,876.47 is: 4,217,116.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347,721.25 : 7,379,867.48 = 3,055,876.47 : x
  2. Step 2: Convert to fraction form
    5,347,721.25/7,379,867.48 = 3,055,876.47/x
  3. Step 3: Cross multiply
    5,347,721.25x = 7,379,867.48 × 3,055,876.47
  4. Step 4: Simplify right side
    5,347,721.25x = 22,551,963,368,570.81
  5. Step 5: Solve for x
    x = 22,551,963,368,570.81/5,347,721.25
  6. Step 6: Final answer
    x = 4,217,116.47

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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.