Finding the Fourth Proportional to 5,537,492.11, 7,640,825.47 and 3,090,097.32
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Solution
The fourth proportional to 5,537,492.11, 7,640,825.47 and 3,090,097.32 is: 4,263,824.46
Step by Step Solution
- Step 1: Write the proportion equation
5,537,492.11 : 7,640,825.47 = 3,090,097.32 : x - Step 2: Convert to fraction form
5,537,492.11/7,640,825.47 = 3,090,097.32/x - Step 3: Cross multiply
5,537,492.11x = 7,640,825.47 × 3,090,097.32 - Step 4: Simplify right side
5,537,492.11x = 23,610,894,307,434.74 - Step 5: Solve for x
x = 23,610,894,307,434.74/5,537,492.11 - Step 6: Final answer
x = 4,263,824.46
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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.