Home / 9,078,726.56-12,528,639.60-5,004,413.60

Finding the Fourth Proportional to 9,078,726.56, 12,528,639.60 and 5,004,413.60

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Solution

The fourth proportional to 9,078,726.56, 12,528,639.60 and 5,004,413.60 is: 6,906,089.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,726.56 : 12,528,639.60 = 5,004,413.60 : x
  2. Step 2: Convert to fraction form
    9,078,726.56/12,528,639.60 = 5,004,413.60/x
  3. Step 3: Cross multiply
    9,078,726.56x = 12,528,639.60 × 5,004,413.60
  4. Step 4: Simplify right side
    9,078,726.56x = 62,698,494,403,738.55
  5. Step 5: Solve for x
    x = 62,698,494,403,738.55/9,078,726.56
  6. Step 6: Final answer
    x = 6,906,089.09

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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.