Home / 13,349,188.19-20,025,781.11-4,831,517.57

Finding the Fourth Proportional to 13,349,188.19, 20,025,781.11 and 4,831,517.57

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Solution

The fourth proportional to 13,349,188.19, 20,025,781.11 and 4,831,517.57 is: 7,247,999.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,188.19 : 20,025,781.11 = 4,831,517.57 : x
  2. Step 2: Convert to fraction form
    13,349,188.19/20,025,781.11 = 4,831,517.57/x
  3. Step 3: Cross multiply
    13,349,188.19x = 20,025,781.11 × 4,831,517.57
  4. Step 4: Simplify right side
    13,349,188.19x = 96,754,913,185,810.20
  5. Step 5: Solve for x
    x = 96,754,913,185,810.20/13,349,188.19
  6. Step 6: Final answer
    x = 7,247,999.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.