Home / 12,556,596.98-18,825,315.37-5,728,394.93

Finding the Fourth Proportional to 12,556,596.98, 18,825,315.37 and 5,728,394.93

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Solution

The fourth proportional to 12,556,596.98, 18,825,315.37 and 5,728,394.93 is: 8,588,221.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,556,596.98 : 18,825,315.37 = 5,728,394.93 : x
  2. Step 2: Convert to fraction form
    12,556,596.98/18,825,315.37 = 5,728,394.93/x
  3. Step 3: Cross multiply
    12,556,596.98x = 18,825,315.37 × 5,728,394.93
  4. Step 4: Simplify right side
    12,556,596.98x = 107,838,841,012,711.50
  5. Step 5: Solve for x
    x = 107,838,841,012,711.50/12,556,596.98
  6. Step 6: Final answer
    x = 8,588,221.89

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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.