Home / 64,608,055.52-96,930,847.44-20,887,880.56

Finding the Fourth Proportional to 64,608,055.52, 96,930,847.44 and 20,887,880.56

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Solution

The fourth proportional to 64,608,055.52, 96,930,847.44 and 20,887,880.56 is: 31,337,887.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,608,055.52 : 96,930,847.44 = 20,887,880.56 : x
  2. Step 2: Convert to fraction form
    64,608,055.52/96,930,847.44 = 20,887,880.56/x
  3. Step 3: Cross multiply
    64,608,055.52x = 96,930,847.44 × 20,887,880.56
  4. Step 4: Simplify right side
    64,608,055.52x = 2,024,679,963,906,301.50
  5. Step 5: Solve for x
    x = 2,024,679,963,906,301.50/64,608,055.52
  6. Step 6: Final answer
    x = 31,337,887.32

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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.