Home / 53,876,661.52-74,198,646.12-50,418,674.32

Finding the Fourth Proportional to 53,876,661.52, 74,198,646.12 and 50,418,674.32

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Solution

The fourth proportional to 53,876,661.52, 74,198,646.12 and 50,418,674.32 is: 69,436,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,876,661.52 : 74,198,646.12 = 50,418,674.32 : x
  2. Step 2: Convert to fraction form
    53,876,661.52/74,198,646.12 = 50,418,674.32/x
  3. Step 3: Cross multiply
    53,876,661.52x = 74,198,646.12 × 50,418,674.32
  4. Step 4: Simplify right side
    53,876,661.52x = 3,740,997,373,709,212
  5. Step 5: Solve for x
    x = 3,740,997,373,709,212/53,876,661.52
  6. Step 6: Final answer
    x = 69,436,324.90

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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.