Home / 28,525,405.59-42,790,716.39-8,055,430.05

Finding the Fourth Proportional to 28,525,405.59, 42,790,716.39 and 8,055,430.05

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Solution

The fourth proportional to 28,525,405.59, 42,790,716.39 and 8,055,430.05 is: 12,083,881.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,525,405.59 : 42,790,716.39 = 8,055,430.05 : x
  2. Step 2: Convert to fraction form
    28,525,405.59/42,790,716.39 = 8,055,430.05/x
  3. Step 3: Cross multiply
    28,525,405.59x = 42,790,716.39 × 8,055,430.05
  4. Step 4: Simplify right side
    28,525,405.59x = 344,697,622,669,033.50
  5. Step 5: Solve for x
    x = 344,697,622,669,033.50/28,525,405.59
  6. Step 6: Final answer
    x = 12,083,881.56

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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.