Finding the Fourth Proportional to 26,623,029.93, 39,939,720.90 and 10,227,115.53
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Solution
The fourth proportional to 26,623,029.93, 39,939,720.90 and 10,227,115.53 is: 15,342,661.63
Step by Step Solution
- Step 1: Write the proportion equation
26,623,029.93 : 39,939,720.90 = 10,227,115.53 : x - Step 2: Convert to fraction form
26,623,029.93/39,939,720.90 = 10,227,115.53/x - Step 3: Cross multiply
26,623,029.93x = 39,939,720.90 × 10,227,115.53 - Step 4: Simplify right side
26,623,029.93x = 408,468,139,880,255.56 - Step 5: Solve for x
x = 408,468,139,880,255.56/26,623,029.93 - Step 6: Final answer
x = 15,342,661.63
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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.