Finding the Fourth Proportional to 35,492,911.66, 48,980,250.84 and 19,195,387.66
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Solution
The fourth proportional to 35,492,911.66, 48,980,250.84 and 19,195,387.66 is: 26,489,652.68
Step by Step Solution
- Step 1: Write the proportion equation
35,492,911.66 : 48,980,250.84 = 19,195,387.66 : x - Step 2: Convert to fraction form
35,492,911.66/48,980,250.84 = 19,195,387.66/x - Step 3: Cross multiply
35,492,911.66x = 48,980,250.84 × 19,195,387.66 - Step 4: Simplify right side
35,492,911.66x = 940,194,902,557,840.75 - Step 5: Solve for x
x = 940,194,902,557,840.75/35,492,911.66 - Step 6: Final answer
x = 26,489,652.68
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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.