Finding the Fourth Proportional to 35,485,646.88, 48,970,158.48 and 19,188,084
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Solution
The fourth proportional to 35,485,646.88, 48,970,158.48 and 19,188,084 is: 26,479,537.42
Step by Step Solution
- Step 1: Write the proportion equation
35,485,646.88 : 48,970,158.48 = 19,188,084 : x - Step 2: Convert to fraction form
35,485,646.88/48,970,158.48 = 19,188,084/x - Step 3: Cross multiply
35,485,646.88x = 48,970,158.48 × 19,188,084 - Step 4: Simplify right side
35,485,646.88x = 939,643,514,407,552.25 - Step 5: Solve for x
x = 939,643,514,407,552.25/35,485,646.88 - Step 6: Final answer
x = 26,479,537.42
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1.5x scale
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.