Home / 39,945,806.64-54,913,601.84-34,343,413.76

Finding the Fourth Proportional to 39,945,806.64, 54,913,601.84 and 34,343,413.76

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Solution

The fourth proportional to 39,945,806.64, 54,913,601.84 and 34,343,413.76 is: 47,211,978.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,945,806.64 : 54,913,601.84 = 34,343,413.76 : x
  2. Step 2: Convert to fraction form
    39,945,806.64/54,913,601.84 = 34,343,413.76/x
  3. Step 3: Cross multiply
    39,945,806.64x = 54,913,601.84 × 34,343,413.76
  4. Step 4: Simplify right side
    39,945,806.64x = 1,885,920,549,043,017.25
  5. Step 5: Solve for x
    x = 1,885,920,549,043,017.25/39,945,806.64
  6. Step 6: Final answer
    x = 47,211,978.12

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.