Home / 38,557,140.89-57,807,367.81-18,376,554.65

Finding the Fourth Proportional to 38,557,140.89, 57,807,367.81 and 18,376,554.65

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Solution

The fourth proportional to 38,557,140.89, 57,807,367.81 and 18,376,554.65 is: 27,551,323.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,557,140.89 : 57,807,367.81 = 18,376,554.65 : x
  2. Step 2: Convert to fraction form
    38,557,140.89/57,807,367.81 = 18,376,554.65/x
  3. Step 3: Cross multiply
    38,557,140.89x = 57,807,367.81 × 18,376,554.65
  4. Step 4: Simplify right side
    38,557,140.89x = 1,062,300,253,398,137.50
  5. Step 5: Solve for x
    x = 1,062,300,253,398,137.50/38,557,140.89
  6. Step 6: Final answer
    x = 27,551,323.28

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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.