Home / 56,238,604.47-84,336,097.52-19,343,479.12

Finding the Fourth Proportional to 56,238,604.47, 84,336,097.52 and 19,343,479.12

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Solution

The fourth proportional to 56,238,604.47, 84,336,097.52 and 19,343,479.12 is: 29,007,717.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,238,604.47 : 84,336,097.52 = 19,343,479.12 : x
  2. Step 2: Convert to fraction form
    56,238,604.47/84,336,097.52 = 19,343,479.12/x
  3. Step 3: Cross multiply
    56,238,604.47x = 84,336,097.52 × 19,343,479.12
  4. Step 4: Simplify right side
    56,238,604.47x = 1,631,353,541,277,922
  5. Step 5: Solve for x
    x = 1,631,353,541,277,922/56,238,604.47
  6. Step 6: Final answer
    x = 29,007,717.33

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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.