Home / 64,398,700.54-96,577,556.73-21,259,871.74

Finding the Fourth Proportional to 64,398,700.54, 96,577,556.73 and 21,259,871.74

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Solution

The fourth proportional to 64,398,700.54, 96,577,556.73 and 21,259,871.74 is: 31,883,041.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,398,700.54 : 96,577,556.73 = 21,259,871.74 : x
  2. Step 2: Convert to fraction form
    64,398,700.54/96,577,556.73 = 21,259,871.74/x
  3. Step 3: Cross multiply
    64,398,700.54x = 96,577,556.73 × 21,259,871.74
  4. Step 4: Simplify right side
    64,398,700.54x = 2,053,226,469,042,373.75
  5. Step 5: Solve for x
    x = 2,053,226,469,042,373.75/64,398,700.54
  6. Step 6: Final answer
    x = 31,883,041.92

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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.