Home / 8,205,342.31-12,308,171.82-2,525,560.75

Finding the Fourth Proportional to 8,205,342.31, 12,308,171.82 and 2,525,560.75

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Solution

The fourth proportional to 8,205,342.31, 12,308,171.82 and 2,525,560.75 is: 3,788,389.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205,342.31 : 12,308,171.82 = 2,525,560.75 : x
  2. Step 2: Convert to fraction form
    8,205,342.31/12,308,171.82 = 2,525,560.75/x
  3. Step 3: Cross multiply
    8,205,342.31x = 12,308,171.82 × 2,525,560.75
  4. Step 4: Simplify right side
    8,205,342.31x = 31,085,035,652,848.07
  5. Step 5: Solve for x
    x = 31,085,035,652,848.07/8,205,342.31
  6. Step 6: Final answer
    x = 3,788,389.87

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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.