Home / 13,610,909.70-20,415,836.40-3,375,795.06

Finding the Fourth Proportional to 13,610,909.70, 20,415,836.40 and 3,375,795.06

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Solution

The fourth proportional to 13,610,909.70, 20,415,836.40 and 3,375,795.06 is: 5,063,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610,909.70 : 20,415,836.40 = 3,375,795.06 : x
  2. Step 2: Convert to fraction form
    13,610,909.70/20,415,836.40 = 3,375,795.06/x
  3. Step 3: Cross multiply
    13,610,909.70x = 20,415,836.40 × 3,375,795.06
  4. Step 4: Simplify right side
    13,610,909.70x = 68,919,679,664,888.18
  5. Step 5: Solve for x
    x = 68,919,679,664,888.18/13,610,909.70
  6. Step 6: Final answer
    x = 5,063,561.60

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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.