Home / 19,040,228.64-26,269,026.84-12,168,674.64

Finding the Fourth Proportional to 19,040,228.64, 26,269,026.84 and 12,168,674.64

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Solution

The fourth proportional to 19,040,228.64, 26,269,026.84 and 12,168,674.64 is: 16,788,624.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040,228.64 : 26,269,026.84 = 12,168,674.64 : x
  2. Step 2: Convert to fraction form
    19,040,228.64/26,269,026.84 = 12,168,674.64/x
  3. Step 3: Cross multiply
    19,040,228.64x = 26,269,026.84 × 12,168,674.64
  4. Step 4: Simplify right side
    19,040,228.64x = 319,659,240,725,387.38
  5. Step 5: Solve for x
    x = 319,659,240,725,387.38/19,040,228.64
  6. Step 6: Final answer
    x = 16,788,624.06

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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.