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Finding the Fourth Proportional to 26,108,999.70, 39,163,499.55 and 26,108,999.70

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Solution

The fourth proportional to 26,108,999.70, 39,163,499.55 and 26,108,999.70 is: 39,163,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108,999.70 : 39,163,499.55 = 26,108,999.70 : x
  2. Step 2: Convert to fraction form
    26,108,999.70/39,163,499.55 = 26,108,999.70/x
  3. Step 3: Cross multiply
    26,108,999.70x = 39,163,499.55 × 26,108,999.70
  4. Step 4: Simplify right side
    26,108,999.70x = 1,022,519,798,001,900
  5. Step 5: Solve for x
    x = 1,022,519,798,001,900/26,108,999.70
  6. Step 6: Final answer
    x = 39,163,499.55

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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.