Home / 51,021,342.23-76,531,914.90-12,682,893.24

Finding the Fourth Proportional to 51,021,342.23, 76,531,914.90 and 12,682,893.24

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Solution

The fourth proportional to 51,021,342.23, 76,531,914.90 and 12,682,893.24 is: 19,024,315.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,021,342.23 : 76,531,914.90 = 12,682,893.24 : x
  2. Step 2: Convert to fraction form
    51,021,342.23/76,531,914.90 = 12,682,893.24/x
  3. Step 3: Cross multiply
    51,021,342.23x = 76,531,914.90 × 12,682,893.24
  4. Step 4: Simplify right side
    51,021,342.23x = 970,646,106,129,465.38
  5. Step 5: Solve for x
    x = 970,646,106,129,465.38/51,021,342.23
  6. Step 6: Final answer
    x = 19,024,315.39

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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.