Home / 8,212,384.79-11,333,164.37-4,541,548.43

Finding the Fourth Proportional to 8,212,384.79, 11,333,164.37 and 4,541,548.43

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Solution

The fourth proportional to 8,212,384.79, 11,333,164.37 and 4,541,548.43 is: 6,267,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,212,384.79 : 11,333,164.37 = 4,541,548.43 : x
  2. Step 2: Convert to fraction form
    8,212,384.79/11,333,164.37 = 4,541,548.43/x
  3. Step 3: Cross multiply
    8,212,384.79x = 11,333,164.37 × 4,541,548.43
  4. Step 4: Simplify right side
    8,212,384.79x = 51,470,114,772,131.88
  5. Step 5: Solve for x
    x = 51,470,114,772,131.88/8,212,384.79
  6. Step 6: Final answer
    x = 6,267,377.40

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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.