Home / 7,291,749.80-10,939,961.29-5,105,596.67

Finding the Fourth Proportional to 7,291,749.80, 10,939,961.29 and 5,105,596.67

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Solution

The fourth proportional to 7,291,749.80, 10,939,961.29 and 5,105,596.67 is: 7,660,031.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291,749.80 : 10,939,961.29 = 5,105,596.67 : x
  2. Step 2: Convert to fraction form
    7,291,749.80/10,939,961.29 = 5,105,596.67/x
  3. Step 3: Cross multiply
    7,291,749.80x = 10,939,961.29 × 5,105,596.67
  4. Step 4: Simplify right side
    7,291,749.80x = 55,855,029,932,152.90
  5. Step 5: Solve for x
    x = 55,855,029,932,152.90/7,291,749.80
  6. Step 6: Final answer
    x = 7,660,031.06

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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.