Finding the Fourth Proportional to 36,737,085.42, 50,697,186.16 and 20,217,209.99
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Solution
The fourth proportional to 36,737,085.42, 50,697,186.16 and 20,217,209.99 is: 27,899,754.34
Step by Step Solution
- Step 1: Write the proportion equation
36,737,085.42 : 50,697,186.16 = 20,217,209.99 : x - Step 2: Convert to fraction form
36,737,085.42/50,697,186.16 = 20,217,209.99/x - Step 3: Cross multiply
36,737,085.42x = 50,697,186.16 × 20,217,209.99 - Step 4: Simplify right side
36,737,085.42x = 1,024,955,658,258,184.12 - Step 5: Solve for x
x = 1,024,955,658,258,184.12/36,737,085.42 - Step 6: Final answer
x = 27,899,754.34
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1.5x scale
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.