Home / 13,190,743.59-19,785,958.43-7,433,911.59

Finding the Fourth Proportional to 13,190,743.59, 19,785,958.43 and 7,433,911.59

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Solution

The fourth proportional to 13,190,743.59, 19,785,958.43 and 7,433,911.59 is: 11,150,778.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,190,743.59 : 19,785,958.43 = 7,433,911.59 : x
  2. Step 2: Convert to fraction form
    13,190,743.59/19,785,958.43 = 7,433,911.59/x
  3. Step 3: Cross multiply
    13,190,743.59x = 19,785,958.43 × 7,433,911.59
  4. Step 4: Simplify right side
    13,190,743.59x = 147,087,065,654,865.66
  5. Step 5: Solve for x
    x = 147,087,065,654,865.66/13,190,743.59
  6. Step 6: Final answer
    x = 11,150,778.93

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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.