Home / 8,709,541.36-12,019,213.82-4,789,550.28

Finding the Fourth Proportional to 8,709,541.36, 12,019,213.82 and 4,789,550.28

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Solution

The fourth proportional to 8,709,541.36, 12,019,213.82 and 4,789,550.28 is: 6,609,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,541.36 : 12,019,213.82 = 4,789,550.28 : x
  2. Step 2: Convert to fraction form
    8,709,541.36/12,019,213.82 = 4,789,550.28/x
  3. Step 3: Cross multiply
    8,709,541.36x = 12,019,213.82 × 4,789,550.28
  4. Step 4: Simplify right side
    8,709,541.36x = 57,566,628,916,960.88
  5. Step 5: Solve for x
    x = 57,566,628,916,960.88/8,709,541.36
  6. Step 6: Final answer
    x = 6,609,605.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.