Home / 19,172,846.56-26,459,181.21-11,339,074.07

Finding the Fourth Proportional to 19,172,846.56, 26,459,181.21 and 11,339,074.07

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Solution

The fourth proportional to 19,172,846.56, 26,459,181.21 and 11,339,074.07 is: 15,648,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,846.56 : 26,459,181.21 = 11,339,074.07 : x
  2. Step 2: Convert to fraction form
    19,172,846.56/26,459,181.21 = 11,339,074.07/x
  3. Step 3: Cross multiply
    19,172,846.56x = 26,459,181.21 × 11,339,074.07
  4. Step 4: Simplify right side
    19,172,846.56x = 300,022,615,517,418.81
  5. Step 5: Solve for x
    x = 300,022,615,517,418.81/19,172,846.56
  6. Step 6: Final answer
    x = 15,648,308.38

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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.