Home / 5,638,623.89-7,781,308.54-3,060,304.70

Finding the Fourth Proportional to 5,638,623.89, 7,781,308.54 and 3,060,304.70

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Solution

The fourth proportional to 5,638,623.89, 7,781,308.54 and 3,060,304.70 is: 4,223,224.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,623.89 : 7,781,308.54 = 3,060,304.70 : x
  2. Step 2: Convert to fraction form
    5,638,623.89/7,781,308.54 = 3,060,304.70/x
  3. Step 3: Cross multiply
    5,638,623.89x = 7,781,308.54 × 3,060,304.70
  4. Step 4: Simplify right side
    5,638,623.89x = 23,813,175,050,554.83
  5. Step 5: Solve for x
    x = 23,813,175,050,554.83/5,638,623.89
  6. Step 6: Final answer
    x = 4,223,224.59

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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.