Home / 26,864,866.96-40,297,275.82-8,420,944.61

Finding the Fourth Proportional to 26,864,866.96, 40,297,275.82 and 8,420,944.61

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Solution

The fourth proportional to 26,864,866.96, 40,297,275.82 and 8,420,944.61 is: 12,631,409.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,864,866.96 : 40,297,275.82 = 8,420,944.61 : x
  2. Step 2: Convert to fraction form
    26,864,866.96/40,297,275.82 = 8,420,944.61/x
  3. Step 3: Cross multiply
    26,864,866.96x = 40,297,275.82 × 8,420,944.61
  4. Step 4: Simplify right side
    26,864,866.96x = 339,341,127,614,112.31
  5. Step 5: Solve for x
    x = 339,341,127,614,112.31/26,864,866.96
  6. Step 6: Final answer
    x = 12,631,409.20

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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.