Home / 6,928,851.76-9,562,179.12-4,176,413.84

Finding the Fourth Proportional to 6,928,851.76, 9,562,179.12 and 4,176,413.84

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Solution

The fourth proportional to 6,928,851.76, 9,562,179.12 and 4,176,413.84 is: 5,763,670.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928,851.76 : 9,562,179.12 = 4,176,413.84 : x
  2. Step 2: Convert to fraction form
    6,928,851.76/9,562,179.12 = 4,176,413.84/x
  3. Step 3: Cross multiply
    6,928,851.76x = 9,562,179.12 × 4,176,413.84
  4. Step 4: Simplify right side
    6,928,851.76x = 39,935,617,217,327.02
  5. Step 5: Solve for x
    x = 39,935,617,217,327.02/6,928,851.76
  6. Step 6: Final answer
    x = 5,763,670.32

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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.