Home / 65,769,216.06-98,663,276.79-20,334,553.50

Finding the Fourth Proportional to 65,769,216.06, 98,663,276.79 and 20,334,553.50

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Solution

The fourth proportional to 65,769,216.06, 98,663,276.79 and 20,334,553.50 is: 30,504,752.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,769,216.06 : 98,663,276.79 = 20,334,553.50 : x
  2. Step 2: Convert to fraction form
    65,769,216.06/98,663,276.79 = 20,334,553.50/x
  3. Step 3: Cross multiply
    65,769,216.06x = 98,663,276.79 × 20,334,553.50
  4. Step 4: Simplify right side
    65,769,216.06x = 2,006,273,680,371,563.50
  5. Step 5: Solve for x
    x = 2,006,273,680,371,563.50/65,769,216.06
  6. Step 6: Final answer
    x = 30,504,752.84

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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.