Home / 11,831,211-16,327,071.18-6,398,703

Finding the Fourth Proportional to 11,831,211, 16,327,071.18 and 6,398,703

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Solution

The fourth proportional to 11,831,211, 16,327,071.18 and 6,398,703 is: 8,830,210.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,211 : 16,327,071.18 = 6,398,703 : x
  2. Step 2: Convert to fraction form
    11,831,211/16,327,071.18 = 6,398,703/x
  3. Step 3: Cross multiply
    11,831,211x = 16,327,071.18 × 6,398,703
  4. Step 4: Simplify right side
    11,831,211x = 104,472,079,340,679.53
  5. Step 5: Solve for x
    x = 104,472,079,340,679.53/11,831,211
  6. Step 6: Final answer
    x = 8,830,210.14

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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.