Finding the Fourth Proportional to 19,788,058.56, 27,306,860.61 and 10,967,133.96
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Solution
The fourth proportional to 19,788,058.56, 27,306,860.61 and 10,967,133.96 is: 15,134,278.96
Step by Step Solution
- Step 1: Write the proportion equation
19,788,058.56 : 27,306,860.61 = 10,967,133.96 : x - Step 2: Convert to fraction form
19,788,058.56/27,306,860.61 = 10,967,133.96/x - Step 3: Cross multiply
19,788,058.56x = 27,306,860.61 × 10,967,133.96 - Step 4: Simplify right side
19,788,058.56x = 299,477,998,336,917.31 - Step 5: Solve for x
x = 299,477,998,336,917.31/19,788,058.56 - Step 6: Final answer
x = 15,134,278.96
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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.