Finding the Fourth Proportional to 35,115,674.42, 48,461,513.20 and 19,644,836.42
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Solution
The fourth proportional to 35,115,674.42, 48,461,513.20 and 19,644,836.42 is: 27,110,927.39
Step by Step Solution
- Step 1: Write the proportion equation
35,115,674.42 : 48,461,513.20 = 19,644,836.42 : x - Step 2: Convert to fraction form
35,115,674.42/48,461,513.20 = 19,644,836.42/x - Step 3: Cross multiply
35,115,674.42x = 48,461,513.20 × 19,644,836.42 - Step 4: Simplify right side
35,115,674.42x = 952,018,499,479,670.88 - Step 5: Solve for x
x = 952,018,499,479,670.88/35,115,674.42 - Step 6: Final answer
x = 27,110,927.39
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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.