Home / 28,547,573.76-39,394,596.33-15,494,554.47

Finding the Fourth Proportional to 28,547,573.76, 39,394,596.33 and 15,494,554.47

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Solution

The fourth proportional to 28,547,573.76, 39,394,596.33 and 15,494,554.47 is: 21,381,912.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,547,573.76 : 39,394,596.33 = 15,494,554.47 : x
  2. Step 2: Convert to fraction form
    28,547,573.76/39,394,596.33 = 15,494,554.47/x
  3. Step 3: Cross multiply
    28,547,573.76x = 39,394,596.33 × 15,494,554.47
  4. Step 4: Simplify right side
    28,547,573.76x = 610,401,718,658,847.12
  5. Step 5: Solve for x
    x = 610,401,718,658,847.12/28,547,573.76
  6. Step 6: Final answer
    x = 21,381,912.31

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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.