Finding the Fourth Proportional to 27,248,026.50, 40,860,173.79 and 7,812,964.26
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Solution
The fourth proportional to 27,248,026.50, 40,860,173.79 and 7,812,964.26 is: 11,716,044.00
Step by Step Solution
- Step 1: Write the proportion equation
27,248,026.50 : 40,860,173.79 = 7,812,964.26 : x - Step 2: Convert to fraction form
27,248,026.50/40,860,173.79 = 7,812,964.26/x - Step 3: Cross multiply
27,248,026.50x = 40,860,173.79 × 7,812,964.26 - Step 4: Simplify right side
27,248,026.50x = 319,239,077,478,658.75 - Step 5: Solve for x
x = 319,239,077,478,658.75/27,248,026.50 - Step 6: Final answer
x = 11,716,044.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.