Home / 17,079,890.40-25,619,835.60-15,432,423.30

Finding the Fourth Proportional to 17,079,890.40, 25,619,835.60 and 15,432,423.30

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Solution

The fourth proportional to 17,079,890.40, 25,619,835.60 and 15,432,423.30 is: 23,148,634.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,079,890.40 : 25,619,835.60 = 15,432,423.30 : x
  2. Step 2: Convert to fraction form
    17,079,890.40/25,619,835.60 = 15,432,423.30/x
  3. Step 3: Cross multiply
    17,079,890.40x = 25,619,835.60 × 15,432,423.30
  4. Step 4: Simplify right side
    17,079,890.40x = 395,376,147,855,609.50
  5. Step 5: Solve for x
    x = 395,376,147,855,609.50/17,079,890.40
  6. Step 6: Final answer
    x = 23,148,634.95

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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.