Home / 17,079,875.40-25,619,813.10-15,432,408.30

Finding the Fourth Proportional to 17,079,875.40, 25,619,813.10 and 15,432,408.30

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Solution

The fourth proportional to 17,079,875.40, 25,619,813.10 and 15,432,408.30 is: 23,148,612.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,079,875.40 : 25,619,813.10 = 15,432,408.30 : x
  2. Step 2: Convert to fraction form
    17,079,875.40/25,619,813.10 = 15,432,408.30/x
  3. Step 3: Cross multiply
    17,079,875.40x = 25,619,813.10 × 15,432,408.30
  4. Step 4: Simplify right side
    17,079,875.40x = 395,375,416,328,888.75
  5. Step 5: Solve for x
    x = 395,375,416,328,888.75/17,079,875.40
  6. Step 6: Final answer
    x = 23,148,612.45

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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.