Home / 61,291,413.20-84,582,727.36-33,790,325.60

Finding the Fourth Proportional to 61,291,413.20, 84,582,727.36 and 33,790,325.60

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Solution

The fourth proportional to 61,291,413.20, 84,582,727.36 and 33,790,325.60 is: 46,630,967.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,291,413.20 : 84,582,727.36 = 33,790,325.60 : x
  2. Step 2: Convert to fraction form
    61,291,413.20/84,582,727.36 = 33,790,325.60/x
  3. Step 3: Cross multiply
    61,291,413.20x = 84,582,727.36 × 33,790,325.60
  4. Step 4: Simplify right side
    61,291,413.20x = 2,858,077,897,630,428.50
  5. Step 5: Solve for x
    x = 2,858,077,897,630,428.50/61,291,413.20
  6. Step 6: Final answer
    x = 46,630,967.51

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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.