Home / 22,563,181.87-31,166,398.84-18,658,709.24

Finding the Fourth Proportional to 22,563,181.87, 31,166,398.84 and 18,658,709.24

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Solution

The fourth proportional to 22,563,181.87, 31,166,398.84 and 18,658,709.24 is: 25,773,172.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,563,181.87 : 31,166,398.84 = 18,658,709.24 : x
  2. Step 2: Convert to fraction form
    22,563,181.87/31,166,398.84 = 18,658,709.24/x
  3. Step 3: Cross multiply
    22,563,181.87x = 31,166,398.84 × 18,658,709.24
  4. Step 4: Simplify right side
    22,563,181.87x = 581,524,773,845,939.62
  5. Step 5: Solve for x
    x = 581,524,773,845,939.62/22,563,181.87
  6. Step 6: Final answer
    x = 25,773,172.30

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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.