Finding the Fourth Proportional to 29,026,849.28, 40,057,058.57 and 15,974,108.19
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Solution
The fourth proportional to 29,026,849.28, 40,057,058.57 and 15,974,108.19 is: 22,044,272.92
Step by Step Solution
- Step 1: Write the proportion equation
29,026,849.28 : 40,057,058.57 = 15,974,108.19 : x - Step 2: Convert to fraction form
29,026,849.28/40,057,058.57 = 15,974,108.19/x - Step 3: Cross multiply
29,026,849.28x = 40,057,058.57 × 15,974,108.19 - Step 4: Simplify right side
29,026,849.28x = 639,875,787,290,476.12 - Step 5: Solve for x
x = 639,875,787,290,476.12/29,026,849.28 - Step 6: Final answer
x = 22,044,272.92
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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.