Home / 19,163,109.58-28,749,195.21-6,209,238.85

Finding the Fourth Proportional to 19,163,109.58, 28,749,195.21 and 6,209,238.85

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Solution

The fourth proportional to 19,163,109.58, 28,749,195.21 and 6,209,238.85 is: 9,315,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,163,109.58 : 28,749,195.21 = 6,209,238.85 : x
  2. Step 2: Convert to fraction form
    19,163,109.58/28,749,195.21 = 6,209,238.85/x
  3. Step 3: Cross multiply
    19,163,109.58x = 28,749,195.21 × 6,209,238.85
  4. Step 4: Simplify right side
    19,163,109.58x = 178,510,619,804,165.91
  5. Step 5: Solve for x
    x = 178,510,619,804,165.91/19,163,109.58
  6. Step 6: Final answer
    x = 9,315,326.36

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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.