Home / 12,042,664.51-16,618,893.47-6,536,039.45

Finding the Fourth Proportional to 12,042,664.51, 16,618,893.47 and 6,536,039.45

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Solution

The fourth proportional to 12,042,664.51, 16,618,893.47 and 6,536,039.45 is: 9,019,743.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042,664.51 : 16,618,893.47 = 6,536,039.45 : x
  2. Step 2: Convert to fraction form
    12,042,664.51/16,618,893.47 = 6,536,039.45/x
  3. Step 3: Cross multiply
    12,042,664.51x = 16,618,893.47 × 6,536,039.45
  4. Step 4: Simplify right side
    12,042,664.51x = 108,621,743,280,768.11
  5. Step 5: Solve for x
    x = 108,621,743,280,768.11/12,042,664.51
  6. Step 6: Final answer
    x = 9,019,743.36

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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.