Home / 13,070,252.64-18,037,446.32-7,269,453.84

Finding the Fourth Proportional to 13,070,252.64, 18,037,446.32 and 7,269,453.84

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Solution

The fourth proportional to 13,070,252.64, 18,037,446.32 and 7,269,453.84 is: 10,032,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070,252.64 : 18,037,446.32 = 7,269,453.84 : x
  2. Step 2: Convert to fraction form
    13,070,252.64/18,037,446.32 = 7,269,453.84/x
  3. Step 3: Cross multiply
    13,070,252.64x = 18,037,446.32 × 7,269,453.84
  4. Step 4: Simplify right side
    13,070,252.64x = 131,122,383,414,717.88
  5. Step 5: Solve for x
    x = 131,122,383,414,717.88/13,070,252.64
  6. Step 6: Final answer
    x = 10,032,123.10

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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.