Finding the Fourth Proportional to 8,775,685.97, 12,110,376.91 and 4,908,204.08
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Solution
The fourth proportional to 8,775,685.97, 12,110,376.91 and 4,908,204.08 is: 6,773,282.63
Step by Step Solution
- Step 1: Write the proportion equation
8,775,685.97 : 12,110,376.91 = 4,908,204.08 : x - Step 2: Convert to fraction form
8,775,685.97/12,110,376.91 = 4,908,204.08/x - Step 3: Cross multiply
8,775,685.97x = 12,110,376.91 × 4,908,204.08 - Step 4: Simplify right side
8,775,685.97x = 59,440,201,359,999.80 - Step 5: Solve for x
x = 59,440,201,359,999.80/8,775,685.97 - Step 6: Final answer
x = 6,773,282.63
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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.