Home / 8,984,852.39-12,405,081.32-5,314,947.93

Finding the Fourth Proportional to 8,984,852.39, 12,405,081.32 and 5,314,947.93

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Solution

The fourth proportional to 8,984,852.39, 12,405,081.32 and 5,314,947.93 is: 7,338,168.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984,852.39 : 12,405,081.32 = 5,314,947.93 : x
  2. Step 2: Convert to fraction form
    8,984,852.39/12,405,081.32 = 5,314,947.93/x
  3. Step 3: Cross multiply
    8,984,852.39x = 12,405,081.32 × 5,314,947.93
  4. Step 4: Simplify right side
    8,984,852.39x = 65,932,361,276,571.98
  5. Step 5: Solve for x
    x = 65,932,361,276,571.98/8,984,852.39
  6. Step 6: Final answer
    x = 7,338,168.55

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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.