Home / 54,161,835.08-74,743,331.81-30,957,460.29

Finding the Fourth Proportional to 54,161,835.08, 74,743,331.81 and 30,957,460.29

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Solution

The fourth proportional to 54,161,835.08, 74,743,331.81 and 30,957,460.29 is: 42,721,294.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,161,835.08 : 74,743,331.81 = 30,957,460.29 : x
  2. Step 2: Convert to fraction form
    54,161,835.08/74,743,331.81 = 30,957,460.29/x
  3. Step 3: Cross multiply
    54,161,835.08x = 74,743,331.81 × 30,957,460.29
  4. Step 4: Simplify right side
    54,161,835.08x = 2,313,863,726,295,581.50
  5. Step 5: Solve for x
    x = 2,313,863,726,295,581.50/54,161,835.08
  6. Step 6: Final answer
    x = 42,721,294.86

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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.