Finding the Fourth Proportional to 10,924,656.75, 16,387,772.46 and 4,193,070.75
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Solution
The fourth proportional to 10,924,656.75, 16,387,772.46 and 4,193,070.75 is: 6,289,908.32
Step by Step Solution
- Step 1: Write the proportion equation
10,924,656.75 : 16,387,772.46 = 4,193,070.75 : x - Step 2: Convert to fraction form
10,924,656.75/16,387,772.46 = 4,193,070.75/x - Step 3: Cross multiply
10,924,656.75x = 16,387,772.46 × 4,193,070.75 - Step 4: Simplify right side
10,924,656.75x = 68,715,089,359,681.55 - Step 5: Solve for x
x = 68,715,089,359,681.55/10,924,656.75 - Step 6: Final answer
x = 6,289,908.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.