Finding the Fourth Proportional to 27,497,767.77, 37,946,309.34 and 14,938,497.93
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Solution
The fourth proportional to 27,497,767.77, 37,946,309.34 and 14,938,497.93 is: 20,614,795.65
Step by Step Solution
- Step 1: Write the proportion equation
27,497,767.77 : 37,946,309.34 = 14,938,497.93 : x - Step 2: Convert to fraction form
27,497,767.77/37,946,309.34 = 14,938,497.93/x - Step 3: Cross multiply
27,497,767.77x = 37,946,309.34 × 14,938,497.93 - Step 4: Simplify right side
27,497,767.77x = 566,860,863,526,729.75 - Step 5: Solve for x
x = 566,860,863,526,729.75/27,497,767.77 - Step 6: Final answer
x = 20,614,795.65
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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.