Home / 11,821,643.86-16,313,498.60-6,930,123.89

Finding the Fourth Proportional to 11,821,643.86, 16,313,498.60 and 6,930,123.89

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Solution

The fourth proportional to 11,821,643.86, 16,313,498.60 and 6,930,123.89 is: 9,563,354.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,643.86 : 16,313,498.60 = 6,930,123.89 : x
  2. Step 2: Convert to fraction form
    11,821,643.86/16,313,498.60 = 6,930,123.89/x
  3. Step 3: Cross multiply
    11,821,643.86x = 16,313,498.60 × 6,930,123.89
  4. Step 4: Simplify right side
    11,821,643.86x = 113,054,566,261,123.44
  5. Step 5: Solve for x
    x = 113,054,566,261,123.44/11,821,643.86
  6. Step 6: Final answer
    x = 9,563,354.10

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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.