Finding the Fourth Proportional to 6,656,482.60, 9,185,982.60 and 3,716,432.62
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Solution
The fourth proportional to 6,656,482.60, 9,185,982.60 and 3,716,432.62 is: 5,128,697.46
Step by Step Solution
- Step 1: Write the proportion equation
6,656,482.60 : 9,185,982.60 = 3,716,432.62 : x - Step 2: Convert to fraction form
6,656,482.60/9,185,982.60 = 3,716,432.62/x - Step 3: Cross multiply
6,656,482.60x = 9,185,982.60 × 3,716,432.62 - Step 4: Simplify right side
6,656,482.60x = 34,139,085,381,392.41 - Step 5: Solve for x
x = 34,139,085,381,392.41/6,656,482.60 - Step 6: Final answer
x = 5,128,697.46
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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.