Home / 71,562,174.96-107,330,483.06-19,040,148.30

Finding the Fourth Proportional to 71,562,174.96, 107,330,483.06 and 19,040,148.30

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Solution

The fourth proportional to 71,562,174.96, 107,330,483.06 and 19,040,148.30 is: 28,556,822.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,562,174.96 : 107,330,483.06 = 19,040,148.30 : x
  2. Step 2: Convert to fraction form
    71,562,174.96/107,330,483.06 = 19,040,148.30/x
  3. Step 3: Cross multiply
    71,562,174.96x = 107,330,483.06 × 19,040,148.30
  4. Step 4: Simplify right side
    71,562,174.96x = 2,043,588,314,573,038
  5. Step 5: Solve for x
    x = 2,043,588,314,573,038/71,562,174.96
  6. Step 6: Final answer
    x = 28,556,822.31

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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.