Home / 8,763,646.69-12,093,872.56-4,789,999.79

Finding the Fourth Proportional to 8,763,646.69, 12,093,872.56 and 4,789,999.79

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Solution

The fourth proportional to 8,763,646.69, 12,093,872.56 and 4,789,999.79 is: 6,610,221.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763,646.69 : 12,093,872.56 = 4,789,999.79 : x
  2. Step 2: Convert to fraction form
    8,763,646.69/12,093,872.56 = 4,789,999.79/x
  3. Step 3: Cross multiply
    8,763,646.69x = 12,093,872.56 × 4,789,999.79
  4. Step 4: Simplify right side
    8,763,646.69x = 57,929,646,950,242.40
  5. Step 5: Solve for x
    x = 57,929,646,950,242.40/8,763,646.69
  6. Step 6: Final answer
    x = 6,610,221.64

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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.