Home / 22,476,513.12-31,017,587.16-12,163,236.54

Finding the Fourth Proportional to 22,476,513.12, 31,017,587.16 and 12,163,236.54

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Solution

The fourth proportional to 22,476,513.12, 31,017,587.16 and 12,163,236.54 is: 16,785,265.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,476,513.12 : 31,017,587.16 = 12,163,236.54 : x
  2. Step 2: Convert to fraction form
    22,476,513.12/31,017,587.16 = 12,163,236.54/x
  3. Step 3: Cross multiply
    22,476,513.12x = 31,017,587.16 × 12,163,236.54
  4. Step 4: Simplify right side
    22,476,513.12x = 377,274,249,527,146.81
  5. Step 5: Solve for x
    x = 377,274,249,527,146.81/22,476,513.12
  6. Step 6: Final answer
    x = 16,785,265.91

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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.