Home / 11,707,865.60-17,562,106.56-3,188,376.32

Finding the Fourth Proportional to 11,707,865.60, 17,562,106.56 and 3,188,376.32

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Solution

The fourth proportional to 11,707,865.60, 17,562,106.56 and 3,188,376.32 is: 4,782,648.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707,865.60 : 17,562,106.56 = 3,188,376.32 : x
  2. Step 2: Convert to fraction form
    11,707,865.60/17,562,106.56 = 3,188,376.32/x
  3. Step 3: Cross multiply
    11,707,865.60x = 17,562,106.56 × 3,188,376.32
  4. Step 4: Simplify right side
    11,707,865.60x = 55,994,604,685,220.65
  5. Step 5: Solve for x
    x = 55,994,604,685,220.65/11,707,865.60
  6. Step 6: Final answer
    x = 4,782,648.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.