Finding the Fourth Proportional to 14,734,986.21, 22,106,018.57 and 5,636,934.99
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Solution
The fourth proportional to 14,734,986.21, 22,106,018.57 and 5,636,934.99 is: 8,456,756.44
Step by Step Solution
- Step 1: Write the proportion equation
14,734,986.21 : 22,106,018.57 = 5,636,934.99 : x - Step 2: Convert to fraction form
14,734,986.21/22,106,018.57 = 5,636,934.99/x - Step 3: Cross multiply
14,734,986.21x = 22,106,018.57 × 5,636,934.99 - Step 4: Simplify right side
14,734,986.21x = 124,610,189,538,638.11 - Step 5: Solve for x
x = 124,610,189,538,638.11/14,734,986.21 - Step 6: Final answer
x = 8,456,756.44
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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.