Home / 15,194,506.35-22,778,987.08-12,308,717.14

Finding the Fourth Proportional to 15,194,506.35, 22,778,987.08 and 12,308,717.14

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Solution

The fourth proportional to 15,194,506.35, 22,778,987.08 and 12,308,717.14 is: 18,452,729.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,194,506.35 : 22,778,987.08 = 12,308,717.14 : x
  2. Step 2: Convert to fraction form
    15,194,506.35/22,778,987.08 = 12,308,717.14/x
  3. Step 3: Cross multiply
    15,194,506.35x = 22,778,987.08 × 12,308,717.14
  4. Step 4: Simplify right side
    15,194,506.35x = 280,380,108,638,794.09
  5. Step 5: Solve for x
    x = 280,380,108,638,794.09/15,194,506.35
  6. Step 6: Final answer
    x = 18,452,729.05

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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.