Home / 11,831,253-16,327,129.22-6,398,745

Finding the Fourth Proportional to 11,831,253, 16,327,129.22 and 6,398,745

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Solution

The fourth proportional to 11,831,253, 16,327,129.22 and 6,398,745 is: 8,830,268.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,253 : 16,327,129.22 = 6,398,745 : x
  2. Step 2: Convert to fraction form
    11,831,253/16,327,129.22 = 6,398,745/x
  3. Step 3: Cross multiply
    11,831,253x = 16,327,129.22 × 6,398,745
  4. Step 4: Simplify right side
    11,831,253x = 104,473,136,460,828.91
  5. Step 5: Solve for x
    x = 104,473,136,460,828.91/11,831,253
  6. Step 6: Final answer
    x = 8,830,268.14

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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.