Finding the Fourth Proportional to 35,893,892.99, 49,533,319.65 and 19,596,368.99
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Solution
The fourth proportional to 35,893,892.99, 49,533,319.65 and 19,596,368.99 is: 27,042,851.25
Step by Step Solution
- Step 1: Write the proportion equation
35,893,892.99 : 49,533,319.65 = 19,596,368.99 : x - Step 2: Convert to fraction form
35,893,892.99/49,533,319.65 = 19,596,368.99/x - Step 3: Cross multiply
35,893,892.99x = 49,533,319.65 × 19,596,368.99 - Step 4: Simplify right side
35,893,892.99x = 970,673,208,913,351 - Step 5: Solve for x
x = 970,673,208,913,351/35,893,892.99 - Step 6: Final answer
x = 27,042,851.25
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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.