Home / 21,611,638.10-29,824,297.21-11,822,082.39

Finding the Fourth Proportional to 21,611,638.10, 29,824,297.21 and 11,822,082.39

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Solution

The fourth proportional to 21,611,638.10, 29,824,297.21 and 11,822,082.39 is: 16,314,603.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,611,638.10 : 29,824,297.21 = 11,822,082.39 : x
  2. Step 2: Convert to fraction form
    21,611,638.10/29,824,297.21 = 11,822,082.39/x
  3. Step 3: Cross multiply
    21,611,638.10x = 29,824,297.21 × 11,822,082.39
  4. Step 4: Simplify right side
    21,611,638.10x = 352,585,298,840,467.19
  5. Step 5: Solve for x
    x = 352,585,298,840,467.19/21,611,638.10
  6. Step 6: Final answer
    x = 16,314,603.14

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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.