Home / 8,205,342.81-12,308,172.57-2,525,561.25

Finding the Fourth Proportional to 8,205,342.81, 12,308,172.57 and 2,525,561.25

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Solution

The fourth proportional to 8,205,342.81, 12,308,172.57 and 2,525,561.25 is: 3,788,390.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205,342.81 : 12,308,172.57 = 2,525,561.25 : x
  2. Step 2: Convert to fraction form
    8,205,342.81/12,308,172.57 = 2,525,561.25/x
  3. Step 3: Cross multiply
    8,205,342.81x = 12,308,172.57 × 2,525,561.25
  4. Step 4: Simplify right side
    8,205,342.81x = 31,085,043,701,104.91
  5. Step 5: Solve for x
    x = 31,085,043,701,104.91/8,205,342.81
  6. Step 6: Final answer
    x = 3,788,390.62

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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.