Home / 55,133,051.77-76,080,723.14-30,348,397.58

Finding the Fourth Proportional to 55,133,051.77, 76,080,723.14 and 30,348,397.58

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Solution

The fourth proportional to 55,133,051.77, 76,080,723.14 and 30,348,397.58 is: 41,879,198.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,133,051.77 : 76,080,723.14 = 30,348,397.58 : x
  2. Step 2: Convert to fraction form
    55,133,051.77/76,080,723.14 = 30,348,397.58/x
  3. Step 3: Cross multiply
    55,133,051.77x = 76,080,723.14 × 30,348,397.58
  4. Step 4: Simplify right side
    55,133,051.77x = 2,308,928,033,551,414
  5. Step 5: Solve for x
    x = 2,308,928,033,551,414/55,133,051.77
  6. Step 6: Final answer
    x = 41,879,198.76

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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.