Finding the Fourth Proportional to 19,229,260.44, 26,536,385.39 and 10,527,985.70
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Solution
The fourth proportional to 19,229,260.44, 26,536,385.39 and 10,527,985.70 is: 14,528,623.53
Step by Step Solution
- Step 1: Write the proportion equation
19,229,260.44 : 26,536,385.39 = 10,527,985.70 : x - Step 2: Convert to fraction form
19,229,260.44/26,536,385.39 = 10,527,985.70/x - Step 3: Cross multiply
19,229,260.44x = 26,536,385.39 × 10,527,985.70 - Step 4: Simplify right side
19,229,260.44x = 279,374,685,730,287.09 - Step 5: Solve for x
x = 279,374,685,730,287.09/19,229,260.44 - Step 6: Final answer
x = 14,528,623.53
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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.