Home / 19,163,116.36-28,749,205.33-6,209,245.64

Finding the Fourth Proportional to 19,163,116.36, 28,749,205.33 and 6,209,245.64

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Solution

The fourth proportional to 19,163,116.36, 28,749,205.33 and 6,209,245.64 is: 9,315,336.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,163,116.36 : 28,749,205.33 = 6,209,245.64 : x
  2. Step 2: Convert to fraction form
    19,163,116.36/28,749,205.33 = 6,209,245.64/x
  3. Step 3: Cross multiply
    19,163,116.36x = 28,749,205.33 × 6,209,245.64
  4. Step 4: Simplify right side
    19,163,116.36x = 178,510,877,848,767.25
  5. Step 5: Solve for x
    x = 178,510,877,848,767.25/19,163,116.36
  6. Step 6: Final answer
    x = 9,315,336.53

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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.