Finding the Fourth Proportional to 35,115,670.42, 48,461,507.68 and 19,644,832.42
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Solution
The fourth proportional to 35,115,670.42, 48,461,507.68 and 19,644,832.42 is: 27,110,921.87
Step by Step Solution
- Step 1: Write the proportion equation
35,115,670.42 : 48,461,507.68 = 19,644,832.42 : x - Step 2: Convert to fraction form
35,115,670.42/48,461,507.68 = 19,644,832.42/x - Step 3: Cross multiply
35,115,670.42x = 48,461,507.68 × 19,644,832.42 - Step 4: Simplify right side
35,115,670.42x = 952,018,197,194,143.12 - Step 5: Solve for x
x = 952,018,197,194,143.12/35,115,670.42 - Step 6: Final answer
x = 27,110,921.87
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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.