Home / 51,698,394.96-71,343,885.36-28,177,195.36

Finding the Fourth Proportional to 51,698,394.96, 71,343,885.36 and 28,177,195.36

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Solution

The fourth proportional to 51,698,394.96, 71,343,885.36 and 28,177,195.36 is: 38,884,584.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,698,394.96 : 71,343,885.36 = 28,177,195.36 : x
  2. Step 2: Convert to fraction form
    51,698,394.96/71,343,885.36 = 28,177,195.36/x
  3. Step 3: Cross multiply
    51,698,394.96x = 71,343,885.36 × 28,177,195.36
  4. Step 4: Simplify right side
    51,698,394.96x = 2,010,270,595,530,163.75
  5. Step 5: Solve for x
    x = 2,010,270,595,530,163.75/51,698,394.96
  6. Step 6: Final answer
    x = 38,884,584.27

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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.