Finding the Fourth Proportional to 68,828,684.42, 94,984,792.90 and 37,467,634.98
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Solution
The fourth proportional to 68,828,684.42, 94,984,792.90 and 37,467,634.98 is: 51,705,994.08
Step by Step Solution
- Step 1: Write the proportion equation
68,828,684.42 : 94,984,792.90 = 37,467,634.98 : x - Step 2: Convert to fraction form
68,828,684.42/94,984,792.90 = 37,467,634.98/x - Step 3: Cross multiply
68,828,684.42x = 94,984,792.90 × 37,467,634.98 - Step 4: Simplify right side
68,828,684.42x = 3,558,855,549,028,095.50 - Step 5: Solve for x
x = 3,558,855,549,028,095.50/68,828,684.42 - Step 6: Final answer
x = 51,705,994.08
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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.