Home / 54,132,039.39-74,695,331.12-30,928,669.23

Finding the Fourth Proportional to 54,132,039.39, 74,695,331.12 and 30,928,669.23

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Solution

The fourth proportional to 54,132,039.39, 74,695,331.12 and 30,928,669.23 is: 42,677,630.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,132,039.39 : 74,695,331.12 = 30,928,669.23 : x
  2. Step 2: Convert to fraction form
    54,132,039.39/74,695,331.12 = 30,928,669.23/x
  3. Step 3: Cross multiply
    54,132,039.39x = 74,695,331.12 × 30,928,669.23
  4. Step 4: Simplify right side
    54,132,039.39x = 2,310,227,189,081,162
  5. Step 5: Solve for x
    x = 2,310,227,189,081,162/54,132,039.39
  6. Step 6: Final answer
    x = 42,677,630.75

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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.