Home / 13,850,936.64-19,114,388.64-7,739,622.72

Finding the Fourth Proportional to 13,850,936.64, 19,114,388.64 and 7,739,622.72

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Solution

The fourth proportional to 13,850,936.64, 19,114,388.64 and 7,739,622.72 is: 10,680,733.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850,936.64 : 19,114,388.64 = 7,739,622.72 : x
  2. Step 2: Convert to fraction form
    13,850,936.64/19,114,388.64 = 7,739,622.72/x
  3. Step 3: Cross multiply
    13,850,936.64x = 19,114,388.64 × 7,739,622.72
  4. Step 4: Simplify right side
    13,850,936.64x = 147,938,156,597,053.91
  5. Step 5: Solve for x
    x = 147,938,156,597,053.91/13,850,936.64
  6. Step 6: Final answer
    x = 10,680,733.04

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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.