Home / 7,618,723.88-11,428,054.40-2,759,892.67

Finding the Fourth Proportional to 7,618,723.88, 11,428,054.40 and 2,759,892.67

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Solution

The fourth proportional to 7,618,723.88, 11,428,054.40 and 2,759,892.67 is: 4,139,827.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,723.88 : 11,428,054.40 = 2,759,892.67 : x
  2. Step 2: Convert to fraction form
    7,618,723.88/11,428,054.40 = 2,759,892.67/x
  3. Step 3: Cross multiply
    7,618,723.88x = 11,428,054.40 × 2,759,892.67
  4. Step 4: Simplify right side
    7,618,723.88x = 31,540,203,592,106.05
  5. Step 5: Solve for x
    x = 31,540,203,592,106.05/7,618,723.88
  6. Step 6: Final answer
    x = 4,139,827.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.