Finding the Fourth Proportional to 26,059,525.21, 39,089,588.78 and 7,863,877.99
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Solution
The fourth proportional to 26,059,525.21, 39,089,588.78 and 7,863,877.99 is: 11,795,907.81
Step by Step Solution
- Step 1: Write the proportion equation
26,059,525.21 : 39,089,588.78 = 7,863,877.99 : x - Step 2: Convert to fraction form
26,059,525.21/39,089,588.78 = 7,863,877.99/x - Step 3: Cross multiply
26,059,525.21x = 39,089,588.78 × 7,863,877.99 - Step 4: Simplify right side
26,059,525.21x = 307,395,756,845,193 - Step 5: Solve for x
x = 307,395,756,845,193/26,059,525.21 - Step 6: Final answer
x = 11,795,907.81
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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.