Home / 26,820,105.10-40,230,157.65-9,781,333.90

Finding the Fourth Proportional to 26,820,105.10, 40,230,157.65 and 9,781,333.90

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Solution

The fourth proportional to 26,820,105.10, 40,230,157.65 and 9,781,333.90 is: 14,672,000.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820,105.10 : 40,230,157.65 = 9,781,333.90 : x
  2. Step 2: Convert to fraction form
    26,820,105.10/40,230,157.65 = 9,781,333.90/x
  3. Step 3: Cross multiply
    26,820,105.10x = 40,230,157.65 × 9,781,333.90
  4. Step 4: Simplify right side
    26,820,105.10x = 393,504,604,824,289.31
  5. Step 5: Solve for x
    x = 393,504,604,824,289.31/26,820,105.10
  6. Step 6: Final answer
    x = 14,672,000.85

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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.