Home / 12,193,987.19-18,290,988.68-3,096,767.03

Finding the Fourth Proportional to 12,193,987.19, 18,290,988.68 and 3,096,767.03

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Solution

The fourth proportional to 12,193,987.19, 18,290,988.68 and 3,096,767.03 is: 4,645,152.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193,987.19 : 18,290,988.68 = 3,096,767.03 : x
  2. Step 2: Convert to fraction form
    12,193,987.19/18,290,988.68 = 3,096,767.03/x
  3. Step 3: Cross multiply
    12,193,987.19x = 18,290,988.68 × 3,096,767.03
  4. Step 4: Simplify right side
    12,193,987.19x = 56,642,930,583,388.45
  5. Step 5: Solve for x
    x = 56,642,930,583,388.45/12,193,987.19
  6. Step 6: Final answer
    x = 4,645,152.54

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1.5x scale

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.