Home / 49,187,672.16-67,879,544.64-27,161,141.28

Finding the Fourth Proportional to 49,187,672.16, 67,879,544.64 and 27,161,141.28

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Solution

The fourth proportional to 49,187,672.16, 67,879,544.64 and 27,161,141.28 is: 37,482,682.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,187,672.16 : 67,879,544.64 = 27,161,141.28 : x
  2. Step 2: Convert to fraction form
    49,187,672.16/67,879,544.64 = 27,161,141.28/x
  3. Step 3: Cross multiply
    49,187,672.16x = 67,879,544.64 × 27,161,141.28
  4. Step 4: Simplify right side
    49,187,672.16x = 1,843,685,901,989,106.75
  5. Step 5: Solve for x
    x = 1,843,685,901,989,106.75/49,187,672.16
  6. Step 6: Final answer
    x = 37,482,682.57

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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.