Home / 15,060,168.88-20,783,193.33-8,184,650.74

Finding the Fourth Proportional to 15,060,168.88, 20,783,193.33 and 8,184,650.74

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Solution

The fourth proportional to 15,060,168.88, 20,783,193.33 and 8,184,650.74 is: 11,294,905.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,060,168.88 : 20,783,193.33 = 8,184,650.74 : x
  2. Step 2: Convert to fraction form
    15,060,168.88/20,783,193.33 = 8,184,650.74/x
  3. Step 3: Cross multiply
    15,060,168.88x = 20,783,193.33 × 8,184,650.74
  4. Step 4: Simplify right side
    15,060,168.88x = 170,103,178,646,682
  5. Step 5: Solve for x
    x = 170,103,178,646,682/15,060,168.88
  6. Step 6: Final answer
    x = 11,294,905.13

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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.