Home / 26,820,108.10-40,230,162.15-9,781,336.90

Finding the Fourth Proportional to 26,820,108.10, 40,230,162.15 and 9,781,336.90

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Solution

The fourth proportional to 26,820,108.10, 40,230,162.15 and 9,781,336.90 is: 14,672,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820,108.10 : 40,230,162.15 = 9,781,336.90 : x
  2. Step 2: Convert to fraction form
    26,820,108.10/40,230,162.15 = 9,781,336.90/x
  3. Step 3: Cross multiply
    26,820,108.10x = 40,230,162.15 × 9,781,336.90
  4. Step 4: Simplify right side
    26,820,108.10x = 393,504,769,530,778.31
  5. Step 5: Solve for x
    x = 393,504,769,530,778.31/26,820,108.10
  6. Step 6: Final answer
    x = 14,672,005.35

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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.