Finding the Fourth Proportional to 7,767,615.68, 10,714,920 and 4,861,962.08
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Solution
The fourth proportional to 7,767,615.68, 10,714,920 and 4,861,962.08 is: 6,706,760.08
Step by Step Solution
- Step 1: Write the proportion equation
7,767,615.68 : 10,714,920 = 4,861,962.08 : x - Step 2: Convert to fraction form
7,767,615.68/10,714,920 = 4,861,962.08/x - Step 3: Cross multiply
7,767,615.68x = 10,714,920 × 4,861,962.08 - Step 4: Simplify right side
7,767,615.68x = 52,095,534,730,233.60 - Step 5: Solve for x
x = 52,095,534,730,233.60/7,767,615.68 - Step 6: Final answer
x = 6,706,760.08
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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.