Home / 6,890,622.83-9,509,180.43-3,750,976.77

Finding the Fourth Proportional to 6,890,622.83, 9,509,180.43 and 3,750,976.77

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Solution

The fourth proportional to 6,890,622.83, 9,509,180.43 and 3,750,976.77 is: 5,176,413.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890,622.83 : 9,509,180.43 = 3,750,976.77 : x
  2. Step 2: Convert to fraction form
    6,890,622.83/9,509,180.43 = 3,750,976.77/x
  3. Step 3: Cross multiply
    6,890,622.83x = 9,509,180.43 × 3,750,976.77
  4. Step 4: Simplify right side
    6,890,622.83x = 35,668,714,894,668.61
  5. Step 5: Solve for x
    x = 35,668,714,894,668.61/6,890,622.83
  6. Step 6: Final answer
    x = 5,176,413.77

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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.