Finding the Fourth Proportional to 19,275,592.39, 28,913,487.00 and 6,496,207.81
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Solution
The fourth proportional to 19,275,592.39, 28,913,487.00 and 6,496,207.81 is: 9,744,344.88
Step by Step Solution
- Step 1: Write the proportion equation
19,275,592.39 : 28,913,487.00 = 6,496,207.81 : x - Step 2: Convert to fraction form
19,275,592.39/28,913,487.00 = 6,496,207.81/x - Step 3: Cross multiply
19,275,592.39x = 28,913,487.00 × 6,496,207.81 - Step 4: Simplify right side
19,275,592.39x = 187,828,019,967,088.97 - Step 5: Solve for x
x = 187,828,019,967,088.97/19,275,592.39 - Step 6: Final answer
x = 9,744,344.88
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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.