Finding the Fourth Proportional to 6,330,804.47, 8,736,513.48 and 3,430,197.65
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Solution
The fourth proportional to 6,330,804.47, 8,736,513.48 and 3,430,197.65 is: 4,733,674.55
Step by Step Solution
- Step 1: Write the proportion equation
6,330,804.47 : 8,736,513.48 = 3,430,197.65 : x - Step 2: Convert to fraction form
6,330,804.47/8,736,513.48 = 3,430,197.65/x - Step 3: Cross multiply
6,330,804.47x = 8,736,513.48 × 3,430,197.65 - Step 4: Simplify right side
6,330,804.47x = 29,967,967,964,606.76 - Step 5: Solve for x
x = 29,967,967,964,606.76/6,330,804.47 - Step 6: Final answer
x = 4,733,674.55
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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.