Home / 21,367,909.30-32,061,533.22-8,410,491.98

Finding the Fourth Proportional to 21,367,909.30, 32,061,533.22 and 8,410,491.98

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Solution

The fourth proportional to 21,367,909.30, 32,061,533.22 and 8,410,491.98 is: 12,619,543.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,367,909.30 : 32,061,533.22 = 8,410,491.98 : x
  2. Step 2: Convert to fraction form
    21,367,909.30/32,061,533.22 = 8,410,491.98/x
  3. Step 3: Cross multiply
    21,367,909.30x = 32,061,533.22 × 8,410,491.98
  4. Step 4: Simplify right side
    21,367,909.30x = 269,653,268,177,216.28
  5. Step 5: Solve for x
    x = 269,653,268,177,216.28/21,367,909.30
  6. Step 6: Final answer
    x = 12,619,543.84

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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.