Finding the Fourth Proportional to 52,465,122.70, 78,697,684.05 and 16,558,665.10
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Solution
The fourth proportional to 52,465,122.70, 78,697,684.05 and 16,558,665.10 is: 24,837,997.65
Step by Step Solution
- Step 1: Write the proportion equation
52,465,122.70 : 78,697,684.05 = 16,558,665.10 : x - Step 2: Convert to fraction form
52,465,122.70/78,697,684.05 = 16,558,665.10/x - Step 3: Cross multiply
52,465,122.70x = 78,697,684.05 × 16,558,665.10 - Step 4: Simplify right side
52,465,122.70x = 1,303,128,594,329,561.50 - Step 5: Solve for x
x = 1,303,128,594,329,561.50/52,465,122.70 - Step 6: Final answer
x = 24,837,997.65
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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.