Home / 65,942,777.60-98,913,129.60-18,073,721.60

Finding the Fourth Proportional to 65,942,777.60, 98,913,129.60 and 18,073,721.60

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Solution

The fourth proportional to 65,942,777.60, 98,913,129.60 and 18,073,721.60 is: 27,110,298.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,942,777.60 : 98,913,129.60 = 18,073,721.60 : x
  2. Step 2: Convert to fraction form
    65,942,777.60/98,913,129.60 = 18,073,721.60/x
  3. Step 3: Cross multiply
    65,942,777.60x = 98,913,129.60 × 18,073,721.60
  4. Step 4: Simplify right side
    65,942,777.60x = 1,787,728,366,975,119.50
  5. Step 5: Solve for x
    x = 1,787,728,366,975,119.50/65,942,777.60
  6. Step 6: Final answer
    x = 27,110,298.23

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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.