Home / 22,476,298.40-31,017,291.78-12,163,021.48

Finding the Fourth Proportional to 22,476,298.40, 31,017,291.78 and 12,163,021.48

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Solution

The fourth proportional to 22,476,298.40, 31,017,291.78 and 12,163,021.48 is: 16,784,969.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,476,298.40 : 31,017,291.78 = 12,163,021.48 : x
  2. Step 2: Convert to fraction form
    22,476,298.40/31,017,291.78 = 12,163,021.48/x
  3. Step 3: Cross multiply
    22,476,298.40x = 31,017,291.78 × 12,163,021.48
  4. Step 4: Simplify right side
    22,476,298.40x = 377,263,986,171,567.44
  5. Step 5: Solve for x
    x = 377,263,986,171,567.44/22,476,298.40
  6. Step 6: Final answer
    x = 16,784,969.64

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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.