Home / 55,914,249.85-77,160,929.13-30,795,876.88

Finding the Fourth Proportional to 55,914,249.85, 77,160,929.13 and 30,795,876.88

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Solution

The fourth proportional to 55,914,249.85, 77,160,929.13 and 30,795,876.88 is: 42,497,904.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,914,249.85 : 77,160,929.13 = 30,795,876.88 : x
  2. Step 2: Convert to fraction form
    55,914,249.85/77,160,929.13 = 30,795,876.88/x
  3. Step 3: Cross multiply
    55,914,249.85x = 77,160,929.13 × 30,795,876.88
  4. Step 4: Simplify right side
    55,914,249.85x = 2,376,238,473,240,983
  5. Step 5: Solve for x
    x = 2,376,238,473,240,983/55,914,249.85
  6. Step 6: Final answer
    x = 42,497,904.91

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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.