Finding the Fourth Proportional to 7,329,008.18, 10,114,043.21 and 4,065,822.99
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Solution
The fourth proportional to 7,329,008.18, 10,114,043.21 and 4,065,822.99 is: 5,610,842.34
Step by Step Solution
- Step 1: Write the proportion equation
7,329,008.18 : 10,114,043.21 = 4,065,822.99 : x - Step 2: Convert to fraction form
7,329,008.18/10,114,043.21 = 4,065,822.99/x - Step 3: Cross multiply
7,329,008.18x = 10,114,043.21 × 4,065,822.99 - Step 4: Simplify right side
7,329,008.18x = 41,121,909,399,989.12 - Step 5: Solve for x
x = 41,121,909,399,989.12/7,329,008.18 - Step 6: Final answer
x = 5,610,842.34
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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.