Home / 5,638,622.40-7,781,306.46-3,060,303.21

Finding the Fourth Proportional to 5,638,622.40, 7,781,306.46 and 3,060,303.21

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Solution

The fourth proportional to 5,638,622.40, 7,781,306.46 and 3,060,303.21 is: 4,223,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,622.40 : 7,781,306.46 = 3,060,303.21 : x
  2. Step 2: Convert to fraction form
    5,638,622.40/7,781,306.46 = 3,060,303.21/x
  3. Step 3: Cross multiply
    5,638,622.40x = 7,781,306.46 × 3,060,303.21
  4. Step 4: Simplify right side
    5,638,622.40x = 23,813,157,137,531.73
  5. Step 5: Solve for x
    x = 23,813,157,137,531.73/5,638,622.40
  6. Step 6: Final answer
    x = 4,223,222.53

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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.