Home / 12,106,286.12-16,706,787.54-6,673,972.52

Finding the Fourth Proportional to 12,106,286.12, 16,706,787.54 and 6,673,972.52

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Solution

The fourth proportional to 12,106,286.12, 16,706,787.54 and 6,673,972.52 is: 9,210,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,106,286.12 : 16,706,787.54 = 6,673,972.52 : x
  2. Step 2: Convert to fraction form
    12,106,286.12/16,706,787.54 = 6,673,972.52/x
  3. Step 3: Cross multiply
    12,106,286.12x = 16,706,787.54 × 6,673,972.52
  4. Step 4: Simplify right side
    12,106,286.12x = 111,500,640,939,438.39
  5. Step 5: Solve for x
    x = 111,500,640,939,438.39/12,106,286.12
  6. Step 6: Final answer
    x = 9,210,144.20

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1.5x scale

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.