Finding the Fourth Proportional to 6,330,364.17, 8,735,907.47 and 3,716,356.47
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Solution
The fourth proportional to 6,330,364.17, 8,735,907.47 and 3,716,356.47 is: 5,128,574.81
Step by Step Solution
- Step 1: Write the proportion equation
6,330,364.17 : 8,735,907.47 = 3,716,356.47 : x - Step 2: Convert to fraction form
6,330,364.17/8,735,907.47 = 3,716,356.47/x - Step 3: Cross multiply
6,330,364.17x = 8,735,907.47 × 3,716,356.47 - Step 4: Simplify right side
6,330,364.17x = 32,465,746,247,455.84 - Step 5: Solve for x
x = 32,465,746,247,455.84/6,330,364.17 - Step 6: Final answer
x = 5,128,574.81
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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.