Home / 76,021,350.76-104,996,069.06-51,532,549.48

Finding the Fourth Proportional to 76,021,350.76, 104,996,069.06 and 51,532,549.48

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Solution

The fourth proportional to 76,021,350.76, 104,996,069.06 and 51,532,549.48 is: 71,173,625.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,021,350.76 : 104,996,069.06 = 51,532,549.48 : x
  2. Step 2: Convert to fraction form
    76,021,350.76/104,996,069.06 = 51,532,549.48/x
  3. Step 3: Cross multiply
    76,021,350.76x = 104,996,069.06 × 51,532,549.48
  4. Step 4: Simplify right side
    76,021,350.76x = 5,410,715,124,039,947
  5. Step 5: Solve for x
    x = 5,410,715,124,039,947/76,021,350.76
  6. Step 6: Final answer
    x = 71,173,625.17

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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.