Home / 12,813,366.14-17,682,433.81-7,232,787.34

Finding the Fourth Proportional to 12,813,366.14, 17,682,433.81 and 7,232,787.34

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Solution

The fourth proportional to 12,813,366.14, 17,682,433.81 and 7,232,787.34 is: 9,981,240.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,813,366.14 : 17,682,433.81 = 7,232,787.34 : x
  2. Step 2: Convert to fraction form
    12,813,366.14/17,682,433.81 = 7,232,787.34/x
  3. Step 3: Cross multiply
    12,813,366.14x = 17,682,433.81 × 7,232,787.34
  4. Step 4: Simplify right side
    12,813,366.14x = 127,893,283,401,355.95
  5. Step 5: Solve for x
    x = 127,893,283,401,355.95/12,813,366.14
  6. Step 6: Final answer
    x = 9,981,240.06

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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.