Finding the Fourth Proportional to 5,048,341.74, 6,966,684.05 and 2,756,486.03
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Solution
The fourth proportional to 5,048,341.74, 6,966,684.05 and 2,756,486.03 is: 3,803,935.67
Step by Step Solution
- Step 1: Write the proportion equation
5,048,341.74 : 6,966,684.05 = 2,756,486.03 : x - Step 2: Convert to fraction form
5,048,341.74/6,966,684.05 = 2,756,486.03/x - Step 3: Cross multiply
5,048,341.74x = 6,966,684.05 × 2,756,486.03 - Step 4: Simplify right side
5,048,341.74x = 19,203,567,210,632.97 - Step 5: Solve for x
x = 19,203,567,210,632.97/5,048,341.74 - Step 6: Final answer
x = 3,803,935.67
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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.