Home / 53,753,413.77-74,177,574.39-31,734,006.30

Finding the Fourth Proportional to 53,753,413.77, 74,177,574.39 and 31,734,006.30

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Solution

The fourth proportional to 53,753,413.77, 74,177,574.39 and 31,734,006.30 is: 43,791,667.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,753,413.77 : 74,177,574.39 = 31,734,006.30 : x
  2. Step 2: Convert to fraction form
    53,753,413.77/74,177,574.39 = 31,734,006.30/x
  3. Step 3: Cross multiply
    53,753,413.77x = 74,177,574.39 × 31,734,006.30
  4. Step 4: Simplify right side
    53,753,413.77x = 2,353,951,613,010,978.50
  5. Step 5: Solve for x
    x = 2,353,951,613,010,978.50/53,753,413.77
  6. Step 6: Final answer
    x = 43,791,667.32

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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.