Home / 54,889,579.36-75,746,912.79-31,367,846.71

Finding the Fourth Proportional to 54,889,579.36, 75,746,912.79 and 31,367,846.71

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Solution

The fourth proportional to 54,889,579.36, 75,746,912.79 and 31,367,846.71 is: 43,287,224.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,889,579.36 : 75,746,912.79 = 31,367,846.71 : x
  2. Step 2: Convert to fraction form
    54,889,579.36/75,746,912.79 = 31,367,846.71/x
  3. Step 3: Cross multiply
    54,889,579.36x = 75,746,912.79 × 31,367,846.71
  4. Step 4: Simplify right side
    54,889,579.36x = 2,376,017,549,152,458.50
  5. Step 5: Solve for x
    x = 2,376,017,549,152,458.50/54,889,579.36
  6. Step 6: Final answer
    x = 43,287,224.59

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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.