Home / 8,045,115.05-12,068,255.78-4,843,347.05

Finding the Fourth Proportional to 8,045,115.05, 12,068,255.78 and 4,843,347.05

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Solution

The fourth proportional to 8,045,115.05, 12,068,255.78 and 4,843,347.05 is: 7,265,371.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,115.05 : 12,068,255.78 = 4,843,347.05 : x
  2. Step 2: Convert to fraction form
    8,045,115.05/12,068,255.78 = 4,843,347.05/x
  3. Step 3: Cross multiply
    8,045,115.05x = 12,068,255.78 × 4,843,347.05
  4. Step 4: Simplify right side
    8,045,115.05x = 58,450,751,030,708.45
  5. Step 5: Solve for x
    x = 58,450,751,030,708.45/8,045,115.05
  6. Step 6: Final answer
    x = 7,265,371.68

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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.