Home / 17,919,774.20-26,879,661.30-8,961,822.20

Finding the Fourth Proportional to 17,919,774.20, 26,879,661.30 and 8,961,822.20

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Solution

The fourth proportional to 17,919,774.20, 26,879,661.30 and 8,961,822.20 is: 13,442,733.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919,774.20 : 26,879,661.30 = 8,961,822.20 : x
  2. Step 2: Convert to fraction form
    17,919,774.20/26,879,661.30 = 8,961,822.20/x
  3. Step 3: Cross multiply
    17,919,774.20x = 26,879,661.30 × 8,961,822.20
  4. Step 4: Simplify right side
    17,919,774.20x = 240,890,745,366,820.84
  5. Step 5: Solve for x
    x = 240,890,745,366,820.84/17,919,774.20
  6. Step 6: Final answer
    x = 13,442,733.30

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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.