Home / 8,641,976.12-11,925,785.93-4,721,647.85

Finding the Fourth Proportional to 8,641,976.12, 11,925,785.93 and 4,721,647.85

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Solution

The fourth proportional to 8,641,976.12, 11,925,785.93 and 4,721,647.85 is: 6,515,796.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641,976.12 : 11,925,785.93 = 4,721,647.85 : x
  2. Step 2: Convert to fraction form
    8,641,976.12/11,925,785.93 = 4,721,647.85/x
  3. Step 3: Cross multiply
    8,641,976.12x = 11,925,785.93 × 4,721,647.85
  4. Step 4: Simplify right side
    8,641,976.12x = 56,309,361,412,707.59
  5. Step 5: Solve for x
    x = 56,309,361,412,707.59/8,641,976.12
  6. Step 6: Final answer
    x = 6,515,796.93

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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.