Finding the Fourth Proportional to 18,418,277.16, 27,646,577.51 and 13,566,062.88
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Solution
The fourth proportional to 18,418,277.16, 27,646,577.51 and 13,566,062.88 is: 20,363,208.00
Step by Step Solution
- Step 1: Write the proportion equation
18,418,277.16 : 27,646,577.51 = 13,566,062.88 : x - Step 2: Convert to fraction form
18,418,277.16/27,646,577.51 = 13,566,062.88/x - Step 3: Cross multiply
18,418,277.16x = 27,646,577.51 × 13,566,062.88 - Step 4: Simplify right side
18,418,277.16x = 375,055,208,849,623.50 - Step 5: Solve for x
x = 375,055,208,849,623.50/18,418,277.16 - Step 6: Final answer
x = 20,363,208.00
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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.