Finding the Fourth Proportional to 7,924,795.68, 10,936,531.68 and 4,440,164.76
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Solution
The fourth proportional to 7,924,795.68, 10,936,531.68 and 4,440,164.76 is: 6,127,603.10
Step by Step Solution
- Step 1: Write the proportion equation
7,924,795.68 : 10,936,531.68 = 4,440,164.76 : x - Step 2: Convert to fraction form
7,924,795.68/10,936,531.68 = 4,440,164.76/x - Step 3: Cross multiply
7,924,795.68x = 10,936,531.68 × 4,440,164.76 - Step 4: Simplify right side
7,924,795.68x = 48,560,002,562,159.59 - Step 5: Solve for x
x = 48,560,002,562,159.59/7,924,795.68 - Step 6: Final answer
x = 6,127,603.10
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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.