Home / 11,823,739.30-16,316,753-6,391,231.30

Finding the Fourth Proportional to 11,823,739.30, 16,316,753 and 6,391,231.30

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Solution

The fourth proportional to 11,823,739.30, 16,316,753 and 6,391,231.30 is: 8,819,895.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823,739.30 : 16,316,753 = 6,391,231.30 : x
  2. Step 2: Convert to fraction form
    11,823,739.30/16,316,753 = 6,391,231.30/x
  3. Step 3: Cross multiply
    11,823,739.30x = 16,316,753 × 6,391,231.30
  4. Step 4: Simplify right side
    11,823,739.30x = 104,284,142,487,968.89
  5. Step 5: Solve for x
    x = 104,284,142,487,968.89/11,823,739.30
  6. Step 6: Final answer
    x = 8,819,895.28

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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.