Home / 38,463,818.40-57,646,738.80-15,719,018.40

Finding the Fourth Proportional to 38,463,818.40, 57,646,738.80 and 15,719,018.40

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Solution

The fourth proportional to 38,463,818.40, 57,646,738.80 and 15,719,018.40 is: 23,558,507.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,463,818.40 : 57,646,738.80 = 15,719,018.40 : x
  2. Step 2: Convert to fraction form
    38,463,818.40/57,646,738.80 = 15,719,018.40/x
  3. Step 3: Cross multiply
    38,463,818.40x = 57,646,738.80 × 15,719,018.40
  4. Step 4: Simplify right side
    38,463,818.40x = 906,150,147,897,193.88
  5. Step 5: Solve for x
    x = 906,150,147,897,193.88/38,463,818.40
  6. Step 6: Final answer
    x = 23,558,507.33

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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.