Finding the Fourth Proportional to 8,607,984.97, 11,878,635.47 and 4,934,267.29
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Solution
The fourth proportional to 8,607,984.97, 11,878,635.47 and 4,934,267.29 is: 6,809,068.86
Step by Step Solution
- Step 1: Write the proportion equation
8,607,984.97 : 11,878,635.47 = 4,934,267.29 : x - Step 2: Convert to fraction form
8,607,984.97/11,878,635.47 = 4,934,267.29/x - Step 3: Cross multiply
8,607,984.97x = 11,878,635.47 × 4,934,267.29 - Step 4: Simplify right side
8,607,984.97x = 58,612,362,424,783.44 - Step 5: Solve for x
x = 58,612,362,424,783.44/8,607,984.97 - Step 6: Final answer
x = 6,809,068.86
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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.