Finding the Fourth Proportional to 7,283,991.24, 10,051,909.80 and 4,020,808.17
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Solution
The fourth proportional to 7,283,991.24, 10,051,909.80 and 4,020,808.17 is: 5,548,716.32
Step by Step Solution
- Step 1: Write the proportion equation
7,283,991.24 : 10,051,909.80 = 4,020,808.17 : x - Step 2: Convert to fraction form
7,283,991.24/10,051,909.80 = 4,020,808.17/x - Step 3: Cross multiply
7,283,991.24x = 10,051,909.80 × 4,020,808.17 - Step 4: Simplify right side
7,283,991.24x = 40,416,801,047,943.07 - Step 5: Solve for x
x = 40,416,801,047,943.07/7,283,991.24 - Step 6: Final answer
x = 5,548,716.32
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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.