Home / 8,648,910.90-11,933,516.88-5,163,571.32

Finding the Fourth Proportional to 8,648,910.90, 11,933,516.88 and 5,163,571.32

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Solution

The fourth proportional to 8,648,910.90, 11,933,516.88 and 5,163,571.32 is: 7,124,546.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,648,910.90 : 11,933,516.88 = 5,163,571.32 : x
  2. Step 2: Convert to fraction form
    8,648,910.90/11,933,516.88 = 5,163,571.32/x
  3. Step 3: Cross multiply
    8,648,910.90x = 11,933,516.88 × 5,163,571.32
  4. Step 4: Simplify right side
    8,648,910.90x = 61,619,565,508,303.89
  5. Step 5: Solve for x
    x = 61,619,565,508,303.89/8,648,910.90
  6. Step 6: Final answer
    x = 7,124,546.23

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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.