Home / 49,841,821.54-74,770,637.10-21,088,171

Finding the Fourth Proportional to 49,841,821.54, 74,770,637.10 and 21,088,171

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Solution

The fourth proportional to 49,841,821.54, 74,770,637.10 and 21,088,171 is: 31,635,601.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,841,821.54 : 74,770,637.10 = 21,088,171 : x
  2. Step 2: Convert to fraction form
    49,841,821.54/74,770,637.10 = 21,088,171/x
  3. Step 3: Cross multiply
    49,841,821.54x = 74,770,637.10 × 21,088,171
  4. Step 4: Simplify right side
    49,841,821.54x = 1,576,775,980,943,744
  5. Step 5: Solve for x
    x = 1,576,775,980,943,744/49,841,821.54
  6. Step 6: Final answer
    x = 31,635,601.03

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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.