Home / 16,072,445.70-22,180,176.77-8,730,401.43

Finding the Fourth Proportional to 16,072,445.70, 22,180,176.77 and 8,730,401.43

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Solution

The fourth proportional to 16,072,445.70, 22,180,176.77 and 8,730,401.43 is: 12,048,063.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072,445.70 : 22,180,176.77 = 8,730,401.43 : x
  2. Step 2: Convert to fraction form
    16,072,445.70/22,180,176.77 = 8,730,401.43/x
  3. Step 3: Cross multiply
    16,072,445.70x = 22,180,176.77 × 8,730,401.43
  4. Step 4: Simplify right side
    16,072,445.70x = 193,641,846,990,460.78
  5. Step 5: Solve for x
    x = 193,641,846,990,460.78/16,072,445.70
  6. Step 6: Final answer
    x = 12,048,063.54

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1.5x scale

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.