Home / 8,902,261.80-13,353,392.70-3,220,435.80

Finding the Fourth Proportional to 8,902,261.80, 13,353,392.70 and 3,220,435.80

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Solution

The fourth proportional to 8,902,261.80, 13,353,392.70 and 3,220,435.80 is: 4,830,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902,261.80 : 13,353,392.70 = 3,220,435.80 : x
  2. Step 2: Convert to fraction form
    8,902,261.80/13,353,392.70 = 3,220,435.80/x
  3. Step 3: Cross multiply
    8,902,261.80x = 13,353,392.70 × 3,220,435.80
  4. Step 4: Simplify right side
    8,902,261.80x = 43,003,743,902,538.66
  5. Step 5: Solve for x
    x = 43,003,743,902,538.66/8,902,261.80
  6. Step 6: Final answer
    x = 4,830,653.70

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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.