Finding the Fourth Proportional to 26,080,971.98, 35,989,935.73 and 14,477,618.30
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Solution
The fourth proportional to 26,080,971.98, 35,989,935.73 and 14,477,618.30 is: 19,978,110.95
Step by Step Solution
- Step 1: Write the proportion equation
26,080,971.98 : 35,989,935.73 = 14,477,618.30 : x - Step 2: Convert to fraction form
26,080,971.98/35,989,935.73 = 14,477,618.30/x - Step 3: Cross multiply
26,080,971.98x = 35,989,935.73 × 14,477,618.30 - Step 4: Simplify right side
26,080,971.98x = 521,048,551,924,328.12 - Step 5: Solve for x
x = 521,048,551,924,328.12/26,080,971.98 - Step 6: Final answer
x = 19,978,110.95
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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.