Home / 12,830,793.66-19,253,670.03-4,749,391.26

Finding the Fourth Proportional to 12,830,793.66, 19,253,670.03 and 4,749,391.26

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Solution

The fourth proportional to 12,830,793.66, 19,253,670.03 and 4,749,391.26 is: 7,126,855.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,830,793.66 : 19,253,670.03 = 4,749,391.26 : x
  2. Step 2: Convert to fraction form
    12,830,793.66/19,253,670.03 = 4,749,391.26/x
  3. Step 3: Cross multiply
    12,830,793.66x = 19,253,670.03 × 4,749,391.26
  4. Step 4: Simplify right side
    12,830,793.66x = 91,443,212,163,405.94
  5. Step 5: Solve for x
    x = 91,443,212,163,405.94/12,830,793.66
  6. Step 6: Final answer
    x = 7,126,855.48

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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.