Home / 5,638,681.20-7,781,383.35-3,060,361.95

Finding the Fourth Proportional to 5,638,681.20, 7,781,383.35 and 3,060,361.95

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Solution

The fourth proportional to 5,638,681.20, 7,781,383.35 and 3,060,361.95 is: 4,223,301.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,681.20 : 7,781,383.35 = 3,060,361.95 : x
  2. Step 2: Convert to fraction form
    5,638,681.20/7,781,383.35 = 3,060,361.95/x
  3. Step 3: Cross multiply
    5,638,681.20x = 7,781,383.35 × 3,060,361.95
  4. Step 4: Simplify right side
    5,638,681.20x = 23,813,849,522,703.53
  5. Step 5: Solve for x
    x = 23,813,849,522,703.53/5,638,681.20
  6. Step 6: Final answer
    x = 4,223,301.28

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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.