Finding the Fourth Proportional to 5,712,718.24, 7,883,551.02 and 3,265,382.08
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Solution
The fourth proportional to 5,712,718.24, 7,883,551.02 and 3,265,382.08 is: 4,506,227.18
Step by Step Solution
- Step 1: Write the proportion equation
5,712,718.24 : 7,883,551.02 = 3,265,382.08 : x - Step 2: Convert to fraction form
5,712,718.24/7,883,551.02 = 3,265,382.08/x - Step 3: Cross multiply
5,712,718.24x = 7,883,551.02 × 3,265,382.08 - Step 4: Simplify right side
5,712,718.24x = 25,742,806,227,473.72 - Step 5: Solve for x
x = 25,742,806,227,473.72/5,712,718.24 - Step 6: Final answer
x = 4,506,227.18
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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.