Home / 54,971,286.55-82,467,066.57-18,085,253.43

Finding the Fourth Proportional to 54,971,286.55, 82,467,066.57 and 18,085,253.43

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Solution

The fourth proportional to 54,971,286.55, 82,467,066.57 and 18,085,253.43 is: 27,131,215.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,971,286.55 : 82,467,066.57 = 18,085,253.43 : x
  2. Step 2: Convert to fraction form
    54,971,286.55/82,467,066.57 = 18,085,253.43/x
  3. Step 3: Cross multiply
    54,971,286.55x = 82,467,066.57 × 18,085,253.43
  4. Step 4: Simplify right side
    54,971,286.55x = 1,491,437,798,547,130.75
  5. Step 5: Solve for x
    x = 1,491,437,798,547,130.75/54,971,286.55
  6. Step 6: Final answer
    x = 27,131,215.08

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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.