Home / 56,942,585.60-78,580,357.38-30,836,497.82

Finding the Fourth Proportional to 56,942,585.60, 78,580,357.38 and 30,836,497.82

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Solution

The fourth proportional to 56,942,585.60, 78,580,357.38 and 30,836,497.82 is: 42,554,144.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,942,585.60 : 78,580,357.38 = 30,836,497.82 : x
  2. Step 2: Convert to fraction form
    56,942,585.60/78,580,357.38 = 30,836,497.82/x
  3. Step 3: Cross multiply
    56,942,585.60x = 78,580,357.38 × 30,836,497.82
  4. Step 4: Simplify right side
    56,942,585.60x = 2,423,143,019,043,191
  5. Step 5: Solve for x
    x = 2,423,143,019,043,191/56,942,585.60
  6. Step 6: Final answer
    x = 42,554,144.56

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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.