Home / 6,749,805.21-10,125,763.65-2,199,796.67

Finding the Fourth Proportional to 6,749,805.21, 10,125,763.65 and 2,199,796.67

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Solution

The fourth proportional to 6,749,805.21, 10,125,763.65 and 2,199,796.67 is: 3,300,039.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749,805.21 : 10,125,763.65 = 2,199,796.67 : x
  2. Step 2: Convert to fraction form
    6,749,805.21/10,125,763.65 = 2,199,796.67/x
  3. Step 3: Cross multiply
    6,749,805.21x = 10,125,763.65 × 2,199,796.67
  4. Step 4: Simplify right side
    6,749,805.21x = 22,274,621,107,848.23
  5. Step 5: Solve for x
    x = 22,274,621,107,848.23/6,749,805.21
  6. Step 6: Final answer
    x = 3,300,039.10

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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.