Finding the Fourth Proportional to 29,281,387.28, 40,408,318.33 and 16,229,487.92
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Solution
The fourth proportional to 29,281,387.28, 40,408,318.33 and 16,229,487.92 is: 22,396,695.48
Step by Step Solution
- Step 1: Write the proportion equation
29,281,387.28 : 40,408,318.33 = 16,229,487.92 : x - Step 2: Convert to fraction form
29,281,387.28/40,408,318.33 = 16,229,487.92/x - Step 3: Cross multiply
29,281,387.28x = 40,408,318.33 × 16,229,487.92 - Step 4: Simplify right side
29,281,387.28x = 655,806,313,961,634.25 - Step 5: Solve for x
x = 655,806,313,961,634.25/29,281,387.28 - Step 6: Final answer
x = 22,396,695.48
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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.