Finding the Fourth Proportional to 11,308,963.68, 16,963,366.32 and 4,577,280.48
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Solution
The fourth proportional to 11,308,963.68, 16,963,366.32 and 4,577,280.48 is: 6,865,888.66
Step by Step Solution
- Step 1: Write the proportion equation
11,308,963.68 : 16,963,366.32 = 4,577,280.48 : x - Step 2: Convert to fraction form
11,308,963.68/16,963,366.32 = 4,577,280.48/x - Step 3: Cross multiply
11,308,963.68x = 16,963,366.32 × 4,577,280.48 - Step 4: Simplify right side
11,308,963.68x = 77,646,085,531,625.44 - Step 5: Solve for x
x = 77,646,085,531,625.44/11,308,963.68 - Step 6: Final answer
x = 6,865,888.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.