Home / 5,638,719.52-7,781,440.80-3,060,400.24

Finding the Fourth Proportional to 5,638,719.52, 7,781,440.80 and 3,060,400.24

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Solution

The fourth proportional to 5,638,719.52, 7,781,440.80 and 3,060,400.24 is: 4,223,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,719.52 : 7,781,440.80 = 3,060,400.24 : x
  2. Step 2: Convert to fraction form
    5,638,719.52/7,781,440.80 = 3,060,400.24/x
  3. Step 3: Cross multiply
    5,638,719.52x = 7,781,440.80 × 3,060,400.24
  4. Step 4: Simplify right side
    5,638,719.52x = 23,814,323,291,865.79
  5. Step 5: Solve for x
    x = 23,814,323,291,865.79/5,638,719.52
  6. Step 6: Final answer
    x = 4,223,356.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.