Home / 9,820,782.56-13,550,289.92-6,467,602.64

Finding the Fourth Proportional to 9,820,782.56, 13,550,289.92 and 6,467,602.64

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Solution

The fourth proportional to 9,820,782.56, 13,550,289.92 and 6,467,602.64 is: 8,923,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820,782.56 : 13,550,289.92 = 6,467,602.64 : x
  2. Step 2: Convert to fraction form
    9,820,782.56/13,550,289.92 = 6,467,602.64/x
  3. Step 3: Cross multiply
    9,820,782.56x = 13,550,289.92 × 6,467,602.64
  4. Step 4: Simplify right side
    9,820,782.56x = 87,637,890,859,357.39
  5. Step 5: Solve for x
    x = 87,637,890,859,357.39/9,820,782.56
  6. Step 6: Final answer
    x = 8,923,717.67

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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.