Home / 79,912,487.69-119,872,094.67-25,327,227.09

Finding the Fourth Proportional to 79,912,487.69, 119,872,094.67 and 25,327,227.09

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Solution

The fourth proportional to 79,912,487.69, 119,872,094.67 and 25,327,227.09 is: 37,991,906.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,912,487.69 : 119,872,094.67 = 25,327,227.09 : x
  2. Step 2: Convert to fraction form
    79,912,487.69/119,872,094.67 = 25,327,227.09/x
  3. Step 3: Cross multiply
    79,912,487.69x = 119,872,094.67 × 25,327,227.09
  4. Step 4: Simplify right side
    79,912,487.69x = 3,036,027,763,461,068.50
  5. Step 5: Solve for x
    x = 3,036,027,763,461,068.50/79,912,487.69
  6. Step 6: Final answer
    x = 37,991,906.54

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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.