Finding the Fourth Proportional to 22,216,636.80, 33,318,423.36 and 9,437,040
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Solution
The fourth proportional to 22,216,636.80, 33,318,423.36 and 9,437,040 is: 14,152,785.45
Step by Step Solution
- Step 1: Write the proportion equation
22,216,636.80 : 33,318,423.36 = 9,437,040 : x - Step 2: Convert to fraction form
22,216,636.80/33,318,423.36 = 9,437,040/x - Step 3: Cross multiply
22,216,636.80x = 33,318,423.36 × 9,437,040 - Step 4: Simplify right side
22,216,636.80x = 314,427,293,985,254.38 - Step 5: Solve for x
x = 314,427,293,985,254.38/22,216,636.80 - Step 6: Final answer
x = 14,152,785.45
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1.5x scale
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.