Home / 11,662,819.21-17,496,955.14-3,986,523.01

Finding the Fourth Proportional to 11,662,819.21, 17,496,955.14 and 3,986,523.01

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Solution

The fourth proportional to 11,662,819.21, 17,496,955.14 and 3,986,523.01 is: 5,980,716.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,662,819.21 : 17,496,955.14 = 3,986,523.01 : x
  2. Step 2: Convert to fraction form
    11,662,819.21/17,496,955.14 = 3,986,523.01/x
  3. Step 3: Cross multiply
    11,662,819.21x = 17,496,955.14 × 3,986,523.01
  4. Step 4: Simplify right side
    11,662,819.21x = 69,752,014,270,547.77
  5. Step 5: Solve for x
    x = 69,752,014,270,547.77/11,662,819.21
  6. Step 6: Final answer
    x = 5,980,716.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.