Home / 54,083,268.81-74,638,572.73-30,553,644.69

Finding the Fourth Proportional to 54,083,268.81, 74,638,572.73 and 30,553,644.69

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Solution

The fourth proportional to 54,083,268.81, 74,638,572.73 and 30,553,644.69 is: 42,166,098.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,083,268.81 : 74,638,572.73 = 30,553,644.69 : x
  2. Step 2: Convert to fraction form
    54,083,268.81/74,638,572.73 = 30,553,644.69/x
  3. Step 3: Cross multiply
    54,083,268.81x = 74,638,572.73 × 30,553,644.69
  4. Step 4: Simplify right side
    54,083,268.81x = 2,280,480,431,284,759.50
  5. Step 5: Solve for x
    x = 2,280,480,431,284,759.50/54,083,268.81
  6. Step 6: Final answer
    x = 42,166,098.34

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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.