Home / 5,638,392.56-7,781,039.88-3,060,095.60

Finding the Fourth Proportional to 5,638,392.56, 7,781,039.88 and 3,060,095.60

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Solution

The fourth proportional to 5,638,392.56, 7,781,039.88 and 3,060,095.60 is: 4,222,963.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,392.56 : 7,781,039.88 = 3,060,095.60 : x
  2. Step 2: Convert to fraction form
    5,638,392.56/7,781,039.88 = 3,060,095.60/x
  3. Step 3: Cross multiply
    5,638,392.56x = 7,781,039.88 × 3,060,095.60
  4. Step 4: Simplify right side
    5,638,392.56x = 23,810,725,900,212.53
  5. Step 5: Solve for x
    x = 23,810,725,900,212.53/5,638,392.56
  6. Step 6: Final answer
    x = 4,222,963.49

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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.