Home / 40,476,924.92-55,858,229.88-22,142,210.42

Finding the Fourth Proportional to 40,476,924.92, 55,858,229.88 and 22,142,210.42

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Solution

The fourth proportional to 40,476,924.92, 55,858,229.88 and 22,142,210.42 is: 30,556,290.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,476,924.92 : 55,858,229.88 = 22,142,210.42 : x
  2. Step 2: Convert to fraction form
    40,476,924.92/55,858,229.88 = 22,142,210.42/x
  3. Step 3: Cross multiply
    40,476,924.92x = 55,858,229.88 × 22,142,210.42
  4. Step 4: Simplify right side
    40,476,924.92x = 1,236,824,679,748,303.50
  5. Step 5: Solve for x
    x = 1,236,824,679,748,303.50/40,476,924.92
  6. Step 6: Final answer
    x = 30,556,290.58

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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.