Home / 42,218,186.14-58,231,062.39-38,744,741.56

Finding the Fourth Proportional to 42,218,186.14, 58,231,062.39 and 38,744,741.56

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Solution

The fourth proportional to 42,218,186.14, 58,231,062.39 and 38,744,741.56 is: 53,440,179.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,218,186.14 : 58,231,062.39 = 38,744,741.56 : x
  2. Step 2: Convert to fraction form
    42,218,186.14/58,231,062.39 = 38,744,741.56/x
  3. Step 3: Cross multiply
    42,218,186.14x = 58,231,062.39 × 38,744,741.56
  4. Step 4: Simplify right side
    42,218,186.14x = 2,256,147,463,064,786
  5. Step 5: Solve for x
    x = 2,256,147,463,064,786/42,218,186.14
  6. Step 6: Final answer
    x = 53,440,179.92

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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.