Home / 55,747,837.64-76,944,311.96-30,976,536.08

Finding the Fourth Proportional to 55,747,837.64, 76,944,311.96 and 30,976,536.08

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Solution

The fourth proportional to 55,747,837.64, 76,944,311.96 and 30,976,536.08 is: 42,754,452.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,747,837.64 : 76,944,311.96 = 30,976,536.08 : x
  2. Step 2: Convert to fraction form
    55,747,837.64/76,944,311.96 = 30,976,536.08/x
  3. Step 3: Cross multiply
    55,747,837.64x = 76,944,311.96 × 30,976,536.08
  4. Step 4: Simplify right side
    55,747,837.64x = 2,383,468,255,579,715
  5. Step 5: Solve for x
    x = 2,383,468,255,579,715/55,747,837.64
  6. Step 6: Final answer
    x = 42,754,452.13

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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.