Home / 10,608,939.46-15,913,520.34-8,492,477.50

Finding the Fourth Proportional to 10,608,939.46, 15,913,520.34 and 8,492,477.50

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Solution

The fourth proportional to 10,608,939.46, 15,913,520.34 and 8,492,477.50 is: 12,738,805.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608,939.46 : 15,913,520.34 = 8,492,477.50 : x
  2. Step 2: Convert to fraction form
    10,608,939.46/15,913,520.34 = 8,492,477.50/x
  3. Step 3: Cross multiply
    10,608,939.46x = 15,913,520.34 × 8,492,477.50
  4. Step 4: Simplify right side
    10,608,939.46x = 135,145,213,433,242.34
  5. Step 5: Solve for x
    x = 135,145,213,433,242.34/10,608,939.46
  6. Step 6: Final answer
    x = 12,738,805.23

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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.