Home / 5,638,845.51-7,781,398.65-3,060,470.94

Finding the Fourth Proportional to 5,638,845.51, 7,781,398.65 and 3,060,470.94

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Solution

The fourth proportional to 5,638,845.51, 7,781,398.65 and 3,060,470.94 is: 4,223,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,845.51 : 7,781,398.65 = 3,060,470.94 : x
  2. Step 2: Convert to fraction form
    5,638,845.51/7,781,398.65 = 3,060,470.94/x
  3. Step 3: Cross multiply
    5,638,845.51x = 7,781,398.65 × 3,060,470.94
  4. Step 4: Simplify right side
    5,638,845.51x = 23,814,744,440,880.23
  5. Step 5: Solve for x
    x = 23,814,744,440,880.23/5,638,845.51
  6. Step 6: Final answer
    x = 4,223,336.92

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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.