Home / 28,547,574.01-39,394,596.67-15,494,554.72

Finding the Fourth Proportional to 28,547,574.01, 39,394,596.67 and 15,494,554.72

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Solution

The fourth proportional to 28,547,574.01, 39,394,596.67 and 15,494,554.72 is: 21,381,912.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,547,574.01 : 39,394,596.67 = 15,494,554.72 : x
  2. Step 2: Convert to fraction form
    28,547,574.01/39,394,596.67 = 15,494,554.72/x
  3. Step 3: Cross multiply
    28,547,574.01x = 39,394,596.67 × 15,494,554.72
  4. Step 4: Simplify right side
    28,547,574.01x = 610,401,733,775,644.88
  5. Step 5: Solve for x
    x = 610,401,733,775,644.88/28,547,574.01
  6. Step 6: Final answer
    x = 21,381,912.65

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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.