Finding the Fourth Proportional to 18,461,710.70, 27,692,566.05 and 16,335,946.70
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Solution
The fourth proportional to 18,461,710.70, 27,692,566.05 and 16,335,946.70 is: 24,503,920.05
Step by Step Solution
- Step 1: Write the proportion equation
18,461,710.70 : 27,692,566.05 = 16,335,946.70 : x - Step 2: Convert to fraction form
18,461,710.70/27,692,566.05 = 16,335,946.70/x - Step 3: Cross multiply
18,461,710.70x = 27,692,566.05 × 16,335,946.70 - Step 4: Simplify right side
18,461,710.70x = 452,384,282,979,029.50 - Step 5: Solve for x
x = 452,384,282,979,029.50/18,461,710.70 - Step 6: Final answer
x = 24,503,920.05
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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.