Home / 21,503,216.80-32,237,774.79-11,266,113.16

Finding the Fourth Proportional to 21,503,216.80, 32,237,774.79 and 11,266,113.16

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Solution

The fourth proportional to 21,503,216.80, 32,237,774.79 and 11,266,113.16 is: 16,890,236.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,503,216.80 : 32,237,774.79 = 11,266,113.16 : x
  2. Step 2: Convert to fraction form
    21,503,216.80/32,237,774.79 = 11,266,113.16/x
  3. Step 3: Cross multiply
    21,503,216.80x = 32,237,774.79 × 11,266,113.16
  4. Step 4: Simplify right side
    21,503,216.80x = 363,194,418,810,735.25
  5. Step 5: Solve for x
    x = 363,194,418,810,735.25/21,503,216.80
  6. Step 6: Final answer
    x = 16,890,236.57

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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.