Home / 15,408,333-21,264,167.94-8,532,815.06

Finding the Fourth Proportional to 15,408,333, 21,264,167.94 and 8,532,815.06

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Solution

The fourth proportional to 15,408,333, 21,264,167.94 and 8,532,815.06 is: 11,775,654.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408,333 : 21,264,167.94 = 8,532,815.06 : x
  2. Step 2: Convert to fraction form
    15,408,333/21,264,167.94 = 8,532,815.06/x
  3. Step 3: Cross multiply
    15,408,333x = 21,264,167.94 × 8,532,815.06
  4. Step 4: Simplify right side
    15,408,333x = 181,443,212,505,960.62
  5. Step 5: Solve for x
    x = 181,443,212,505,960.62/15,408,333
  6. Step 6: Final answer
    x = 11,775,654.93

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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.