Home / 76,057,749.82-114,085,445.37-30,618,434.62

Finding the Fourth Proportional to 76,057,749.82, 114,085,445.37 and 30,618,434.62

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Solution

The fourth proportional to 76,057,749.82, 114,085,445.37 and 30,618,434.62 is: 45,927,177.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,057,749.82 : 114,085,445.37 = 30,618,434.62 : x
  2. Step 2: Convert to fraction form
    76,057,749.82/114,085,445.37 = 30,618,434.62/x
  3. Step 3: Cross multiply
    76,057,749.82x = 114,085,445.37 × 30,618,434.62
  4. Step 4: Simplify right side
    76,057,749.82x = 3,493,117,750,154,927
  5. Step 5: Solve for x
    x = 3,493,117,750,154,927/76,057,749.82
  6. Step 6: Final answer
    x = 45,927,177.16

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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.