Finding the Fourth Proportional to 62,946,674.25, 94,415,677.47 and 38,689,345.05
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Solution
The fourth proportional to 62,946,674.25, 94,415,677.47 and 38,689,345.05 is: 58,031,353.80
Step by Step Solution
- Step 1: Write the proportion equation
62,946,674.25 : 94,415,677.47 = 38,689,345.05 : x - Step 2: Convert to fraction form
62,946,674.25/94,415,677.47 = 38,689,345.05/x - Step 3: Cross multiply
62,946,674.25x = 94,415,677.47 × 38,689,345.05 - Step 4: Simplify right side
62,946,674.25x = 3,652,880,723,766,340.50 - Step 5: Solve for x
x = 3,652,880,723,766,340.50/62,946,674.25 - Step 6: Final answer
x = 58,031,353.80
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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.