Home / 20,453,241.95-30,679,897.79-16,380,466.37

Finding the Fourth Proportional to 20,453,241.95, 30,679,897.79 and 16,380,466.37

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Solution

The fourth proportional to 20,453,241.95, 30,679,897.79 and 16,380,466.37 is: 24,570,727.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,453,241.95 : 30,679,897.79 = 16,380,466.37 : x
  2. Step 2: Convert to fraction form
    20,453,241.95/30,679,897.79 = 16,380,466.37/x
  3. Step 3: Cross multiply
    20,453,241.95x = 30,679,897.79 × 16,380,466.37
  4. Step 4: Simplify right side
    20,453,241.95x = 502,551,033,984,132.31
  5. Step 5: Solve for x
    x = 502,551,033,984,132.31/20,453,241.95
  6. Step 6: Final answer
    x = 24,570,727.48

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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.