Finding the Fourth Proportional to 6,134,497.99, 8,466,237.08 and 3,687,901.09
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Solution
The fourth proportional to 6,134,497.99, 8,466,237.08 and 3,687,901.09 is: 5,089,682.15
Step by Step Solution
- Step 1: Write the proportion equation
6,134,497.99 : 8,466,237.08 = 3,687,901.09 : x - Step 2: Convert to fraction form
6,134,497.99/8,466,237.08 = 3,687,901.09/x - Step 3: Cross multiply
6,134,497.99x = 8,466,237.08 × 3,687,901.09 - Step 4: Simplify right side
6,134,497.99x = 31,222,644,929,754.95 - Step 5: Solve for x
x = 31,222,644,929,754.95/6,134,497.99 - Step 6: Final answer
x = 5,089,682.15
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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.