Home / 53,152,110.80-79,728,166.20-28,902,654.80

Finding the Fourth Proportional to 53,152,110.80, 79,728,166.20 and 28,902,654.80

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Solution

The fourth proportional to 53,152,110.80, 79,728,166.20 and 28,902,654.80 is: 43,353,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,152,110.80 : 79,728,166.20 = 28,902,654.80 : x
  2. Step 2: Convert to fraction form
    53,152,110.80/79,728,166.20 = 28,902,654.80/x
  3. Step 3: Cross multiply
    53,152,110.80x = 79,728,166.20 × 28,902,654.80
  4. Step 4: Simplify right side
    53,152,110.80x = 2,304,355,665,515,628
  5. Step 5: Solve for x
    x = 2,304,355,665,515,628/53,152,110.80
  6. Step 6: Final answer
    x = 43,353,982.20

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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.