Home / 25,899,089.60-38,848,634.40-7,945,860.80

Finding the Fourth Proportional to 25,899,089.60, 38,848,634.40 and 7,945,860.80

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Solution

The fourth proportional to 25,899,089.60, 38,848,634.40 and 7,945,860.80 is: 11,918,791.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,899,089.60 : 38,848,634.40 = 7,945,860.80 : x
  2. Step 2: Convert to fraction form
    25,899,089.60/38,848,634.40 = 7,945,860.80/x
  3. Step 3: Cross multiply
    25,899,089.60x = 38,848,634.40 × 7,945,860.80
  4. Step 4: Simplify right side
    25,899,089.60x = 308,685,841,212,491.50
  5. Step 5: Solve for x
    x = 308,685,841,212,491.50/25,899,089.60
  6. Step 6: Final answer
    x = 11,918,791.20

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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.