Home / 54,404,672.70-81,607,009.05-18,502,880.70

Finding the Fourth Proportional to 54,404,672.70, 81,607,009.05 and 18,502,880.70

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Solution

The fourth proportional to 54,404,672.70, 81,607,009.05 and 18,502,880.70 is: 27,754,321.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,404,672.70 : 81,607,009.05 = 18,502,880.70 : x
  2. Step 2: Convert to fraction form
    54,404,672.70/81,607,009.05 = 18,502,880.70/x
  3. Step 3: Cross multiply
    54,404,672.70x = 81,607,009.05 × 18,502,880.70
  4. Step 4: Simplify right side
    54,404,672.70x = 1,509,964,752,735,970.25
  5. Step 5: Solve for x
    x = 1,509,964,752,735,970.25/54,404,672.70
  6. Step 6: Final answer
    x = 27,754,321.05

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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.