Home / 54,889,578.36-75,746,911.41-31,367,845.71

Finding the Fourth Proportional to 54,889,578.36, 75,746,911.41 and 31,367,845.71

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Solution

The fourth proportional to 54,889,578.36, 75,746,911.41 and 31,367,845.71 is: 43,287,223.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,889,578.36 : 75,746,911.41 = 31,367,845.71 : x
  2. Step 2: Convert to fraction form
    54,889,578.36/75,746,911.41 = 31,367,845.71/x
  3. Step 3: Cross multiply
    54,889,578.36x = 75,746,911.41 × 31,367,845.71
  4. Step 4: Simplify right side
    54,889,578.36x = 2,376,017,430,117,918.50
  5. Step 5: Solve for x
    x = 2,376,017,430,117,918.50/54,889,578.36
  6. Step 6: Final answer
    x = 43,287,223.21

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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.