Home / 21,410,452.86-29,546,054.20-11,620,686.94

Finding the Fourth Proportional to 21,410,452.86, 29,546,054.20 and 11,620,686.94

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Solution

The fourth proportional to 21,410,452.86, 29,546,054.20 and 11,620,686.94 is: 16,036,346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,410,452.86 : 29,546,054.20 = 11,620,686.94 : x
  2. Step 2: Convert to fraction form
    21,410,452.86/29,546,054.20 = 11,620,686.94/x
  3. Step 3: Cross multiply
    21,410,452.86x = 29,546,054.20 × 11,620,686.94
  4. Step 4: Simplify right side
    21,410,452.86x = 343,345,446,170,472.12
  5. Step 5: Solve for x
    x = 343,345,446,170,472.12/21,410,452.86
  6. Step 6: Final answer
    x = 16,036,346.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.