Home / 11,286,586.83-15,574,968.59-6,391,843.98

Finding the Fourth Proportional to 11,286,586.83, 15,574,968.59 and 6,391,843.98

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Solution

The fourth proportional to 11,286,586.83, 15,574,968.59 and 6,391,843.98 is: 8,820,449.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286,586.83 : 15,574,968.59 = 6,391,843.98 : x
  2. Step 2: Convert to fraction form
    11,286,586.83/15,574,968.59 = 6,391,843.98/x
  3. Step 3: Cross multiply
    11,286,586.83x = 15,574,968.59 × 6,391,843.98
  4. Step 4: Simplify right side
    11,286,586.83x = 99,552,769,192,100.09
  5. Step 5: Solve for x
    x = 99,552,769,192,100.09/11,286,586.83
  6. Step 6: Final answer
    x = 8,820,449.50

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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.