Home / 70,055,286.70-96,682,271.44-39,121,432.06

Finding the Fourth Proportional to 70,055,286.70, 96,682,271.44 and 39,121,432.06

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Solution

The fourth proportional to 70,055,286.70, 96,682,271.44 and 39,121,432.06 is: 53,990,913.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,055,286.70 : 96,682,271.44 = 39,121,432.06 : x
  2. Step 2: Convert to fraction form
    70,055,286.70/96,682,271.44 = 39,121,432.06/x
  3. Step 3: Cross multiply
    70,055,286.70x = 96,682,271.44 × 39,121,432.06
  4. Step 4: Simplify right side
    70,055,286.70x = 3,782,348,913,206,929
  5. Step 5: Solve for x
    x = 3,782,348,913,206,929/70,055,286.70
  6. Step 6: Final answer
    x = 53,990,913.34

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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.