Home / 11,821,644.86-16,313,499.98-6,930,124.88

Finding the Fourth Proportional to 11,821,644.86, 16,313,499.98 and 6,930,124.88

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Solution

The fourth proportional to 11,821,644.86, 16,313,499.98 and 6,930,124.88 is: 9,563,355.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,644.86 : 16,313,499.98 = 6,930,124.88 : x
  2. Step 2: Convert to fraction form
    11,821,644.86/16,313,499.98 = 6,930,124.88/x
  3. Step 3: Cross multiply
    11,821,644.86x = 16,313,499.98 × 6,930,124.88
  4. Step 4: Simplify right side
    11,821,644.86x = 113,054,592,091,277.50
  5. Step 5: Solve for x
    x = 113,054,592,091,277.50/11,821,644.86
  6. Step 6: Final answer
    x = 9,563,355.47

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1.5x scale

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.