Home / 11,985,926.55-17,979,055.76-3,898,944.46

Finding the Fourth Proportional to 11,985,926.55, 17,979,055.76 and 3,898,944.46

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Solution

The fourth proportional to 11,985,926.55, 17,979,055.76 and 3,898,944.46 is: 5,848,470.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,985,926.55 : 17,979,055.76 = 3,898,944.46 : x
  2. Step 2: Convert to fraction form
    11,985,926.55/17,979,055.76 = 3,898,944.46/x
  3. Step 3: Cross multiply
    11,985,926.55x = 17,979,055.76 × 3,898,944.46
  4. Step 4: Simplify right side
    11,985,926.55x = 70,099,339,851,483.09
  5. Step 5: Solve for x
    x = 70,099,339,851,483.09/11,985,926.55
  6. Step 6: Final answer
    x = 5,848,470.67

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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.