Home / 19,045,366.38-26,286,787.44-12,519,596.52

Finding the Fourth Proportional to 19,045,366.38, 26,286,787.44 and 12,519,596.52

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Solution

The fourth proportional to 19,045,366.38, 26,286,787.44 and 12,519,596.52 is: 17,279,792.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045,366.38 : 26,286,787.44 = 12,519,596.52 : x
  2. Step 2: Convert to fraction form
    19,045,366.38/26,286,787.44 = 12,519,596.52/x
  3. Step 3: Cross multiply
    19,045,366.38x = 26,286,787.44 × 12,519,596.52
  4. Step 4: Simplify right side
    19,045,366.38x = 329,099,972,555,803.69
  5. Step 5: Solve for x
    x = 329,099,972,555,803.69/19,045,366.38
  6. Step 6: Final answer
    x = 17,279,792.15

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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.