Home / 76,104,362.32-104,851,647.66-72,476,391.76

Finding the Fourth Proportional to 76,104,362.32, 104,851,647.66 and 72,476,391.76

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Solution

The fourth proportional to 76,104,362.32, 104,851,647.66 and 72,476,391.76 is: 99,853,265.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,104,362.32 : 104,851,647.66 = 72,476,391.76 : x
  2. Step 2: Convert to fraction form
    76,104,362.32/104,851,647.66 = 72,476,391.76/x
  3. Step 3: Cross multiply
    76,104,362.32x = 104,851,647.66 × 72,476,391.76
  4. Step 4: Simplify right side
    76,104,362.32x = 7,599,269,092,487,648
  5. Step 5: Solve for x
    x = 7,599,269,092,487,648/76,104,362.32
  6. Step 6: Final answer
    x = 99,853,265.45

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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.