Home / 84,713,536.72-127,124,048.94-36,191,755.54

Finding the Fourth Proportional to 84,713,536.72, 127,124,048.94 and 36,191,755.54

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Solution

The fourth proportional to 84,713,536.72, 127,124,048.94 and 36,191,755.54 is: 54,310,594.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,713,536.72 : 127,124,048.94 = 36,191,755.54 : x
  2. Step 2: Convert to fraction form
    84,713,536.72/127,124,048.94 = 36,191,755.54/x
  3. Step 3: Cross multiply
    84,713,536.72x = 127,124,048.94 × 36,191,755.54
  4. Step 4: Simplify right side
    84,713,536.72x = 4,600,842,502,491,476
  5. Step 5: Solve for x
    x = 4,600,842,502,491,476/84,713,536.72
  6. Step 6: Final answer
    x = 54,310,594.04

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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.