Home / 16,480,108.80-24,720,163.20-15,640,300.80

Finding the Fourth Proportional to 16,480,108.80, 24,720,163.20 and 15,640,300.80

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Solution

The fourth proportional to 16,480,108.80, 24,720,163.20 and 15,640,300.80 is: 23,460,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480,108.80 : 24,720,163.20 = 15,640,300.80 : x
  2. Step 2: Convert to fraction form
    16,480,108.80/24,720,163.20 = 15,640,300.80/x
  3. Step 3: Cross multiply
    16,480,108.80x = 24,720,163.20 × 15,640,300.80
  4. Step 4: Simplify right side
    16,480,108.80x = 386,630,788,273,090.56
  5. Step 5: Solve for x
    x = 386,630,788,273,090.56/16,480,108.80
  6. Step 6: Final answer
    x = 23,460,451.20

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Double scale
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Similar ratio
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1.5x scale

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.