Home / 15,294,466.82-21,106,363.92-8,325,170.94

Finding the Fourth Proportional to 15,294,466.82, 21,106,363.92 and 8,325,170.94

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Solution

The fourth proportional to 15,294,466.82, 21,106,363.92 and 8,325,170.94 is: 11,488,735.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,294,466.82 : 21,106,363.92 = 8,325,170.94 : x
  2. Step 2: Convert to fraction form
    15,294,466.82/21,106,363.92 = 8,325,170.94/x
  3. Step 3: Cross multiply
    15,294,466.82x = 21,106,363.92 × 8,325,170.94
  4. Step 4: Simplify right side
    15,294,466.82x = 175,714,087,555,848.50
  5. Step 5: Solve for x
    x = 175,714,087,555,848.50/15,294,466.82
  6. Step 6: Final answer
    x = 11,488,735.74

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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.