Home / 21,351,303.56-32,036,714.83-11,621,340.56

Finding the Fourth Proportional to 21,351,303.56, 32,036,714.83 and 11,621,340.56

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Solution

The fourth proportional to 21,351,303.56, 32,036,714.83 and 11,621,340.56 is: 17,437,322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,351,303.56 : 32,036,714.83 = 11,621,340.56 : x
  2. Step 2: Convert to fraction form
    21,351,303.56/32,036,714.83 = 11,621,340.56/x
  3. Step 3: Cross multiply
    21,351,303.56x = 32,036,714.83 × 11,621,340.56
  4. Step 4: Simplify right side
    21,351,303.56x = 372,309,573,557,651
  5. Step 5: Solve for x
    x = 372,309,573,557,651/21,351,303.56
  6. Step 6: Final answer
    x = 17,437,322.85

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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.