Home / 13,096,686.30-19,653,886.80-7,339,408.80

Finding the Fourth Proportional to 13,096,686.30, 19,653,886.80 and 7,339,408.80

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Solution

The fourth proportional to 13,096,686.30, 19,653,886.80 and 7,339,408.80 is: 11,014,076.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,096,686.30 : 19,653,886.80 = 7,339,408.80 : x
  2. Step 2: Convert to fraction form
    13,096,686.30/19,653,886.80 = 7,339,408.80/x
  3. Step 3: Cross multiply
    13,096,686.30x = 19,653,886.80 × 7,339,408.80
  4. Step 4: Simplify right side
    13,096,686.30x = 144,247,909,734,123.84
  5. Step 5: Solve for x
    x = 144,247,909,734,123.84/13,096,686.30
  6. Step 6: Final answer
    x = 11,014,076.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.