Home / 54,403,413.52-75,073,774.38-31,199,518.48

Finding the Fourth Proportional to 54,403,413.52, 75,073,774.38 and 31,199,518.48

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Solution

The fourth proportional to 54,403,413.52, 75,073,774.38 and 31,199,518.48 is: 43,053,651.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,403,413.52 : 75,073,774.38 = 31,199,518.48 : x
  2. Step 2: Convert to fraction form
    54,403,413.52/75,073,774.38 = 31,199,518.48/x
  3. Step 3: Cross multiply
    54,403,413.52x = 75,073,774.38 × 31,199,518.48
  4. Step 4: Simplify right side
    54,403,413.52x = 2,342,265,611,132,160.50
  5. Step 5: Solve for x
    x = 2,342,265,611,132,160.50/54,403,413.52
  6. Step 6: Final answer
    x = 43,053,651.59

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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.