Home / 22,314,969.92-30,795,429.36-12,392,019.56

Finding the Fourth Proportional to 22,314,969.92, 30,795,429.36 and 12,392,019.56

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Solution

The fourth proportional to 22,314,969.92, 30,795,429.36 and 12,392,019.56 is: 17,101,415.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,314,969.92 : 30,795,429.36 = 12,392,019.56 : x
  2. Step 2: Convert to fraction form
    22,314,969.92/30,795,429.36 = 12,392,019.56/x
  3. Step 3: Cross multiply
    22,314,969.92x = 30,795,429.36 × 12,392,019.56
  4. Step 4: Simplify right side
    22,314,969.92x = 381,617,562,987,718.31
  5. Step 5: Solve for x
    x = 381,617,562,987,718.31/22,314,969.92
  6. Step 6: Final answer
    x = 17,101,415.07

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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.