Home / 18,404,018.64-25,397,646.48-10,673,644.32

Finding the Fourth Proportional to 18,404,018.64, 25,397,646.48 and 10,673,644.32

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Solution

The fourth proportional to 18,404,018.64, 25,397,646.48 and 10,673,644.32 is: 14,729,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404,018.64 : 25,397,646.48 = 10,673,644.32 : x
  2. Step 2: Convert to fraction form
    18,404,018.64/25,397,646.48 = 10,673,644.32/x
  3. Step 3: Cross multiply
    18,404,018.64x = 25,397,646.48 × 10,673,644.32
  4. Step 4: Simplify right side
    18,404,018.64x = 271,085,445,092,620
  5. Step 5: Solve for x
    x = 271,085,445,092,620/18,404,018.64
  6. Step 6: Final answer
    x = 14,729,687.60

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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.