Home / 8,792,203.80-13,188,305.70-7,994,386.20

Finding the Fourth Proportional to 8,792,203.80, 13,188,305.70 and 7,994,386.20

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Solution

The fourth proportional to 8,792,203.80, 13,188,305.70 and 7,994,386.20 is: 11,991,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792,203.80 : 13,188,305.70 = 7,994,386.20 : x
  2. Step 2: Convert to fraction form
    8,792,203.80/13,188,305.70 = 7,994,386.20/x
  3. Step 3: Cross multiply
    8,792,203.80x = 13,188,305.70 × 7,994,386.20
  4. Step 4: Simplify right side
    8,792,203.80x = 105,432,409,089,461.34
  5. Step 5: Solve for x
    x = 105,432,409,089,461.34/8,792,203.80
  6. Step 6: Final answer
    x = 11,991,579.30

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Similar ratio
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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.