Home / 54,839,932.30-75,634,979.06-48,210,345.72

Finding the Fourth Proportional to 54,839,932.30, 75,634,979.06 and 48,210,345.72

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Solution

The fourth proportional to 54,839,932.30, 75,634,979.06 and 48,210,345.72 is: 66,491,484.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,839,932.30 : 75,634,979.06 = 48,210,345.72 : x
  2. Step 2: Convert to fraction form
    54,839,932.30/75,634,979.06 = 48,210,345.72/x
  3. Step 3: Cross multiply
    54,839,932.30x = 75,634,979.06 × 48,210,345.72
  4. Step 4: Simplify right side
    54,839,932.30x = 3,646,388,488,844,455.50
  5. Step 5: Solve for x
    x = 3,646,388,488,844,455.50/54,839,932.30
  6. Step 6: Final answer
    x = 66,491,484.14

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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.