Finding the Fourth Proportional to 35,344,238.68, 48,775,498.25 and 19,451,153.34
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Solution
The fourth proportional to 35,344,238.68, 48,775,498.25 and 19,451,153.34 is: 26,842,838.63
Step by Step Solution
- Step 1: Write the proportion equation
35,344,238.68 : 48,775,498.25 = 19,451,153.34 : x - Step 2: Convert to fraction form
35,344,238.68/48,775,498.25 = 19,451,153.34/x - Step 3: Cross multiply
35,344,238.68x = 48,775,498.25 × 19,451,153.34 - Step 4: Simplify right side
35,344,238.68x = 948,739,695,403,146.38 - Step 5: Solve for x
x = 948,739,695,403,146.38/35,344,238.68 - Step 6: Final answer
x = 26,842,838.63
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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.