Finding the Fourth Proportional to 7,556,069.42, 10,427,379.68 and 4,292,889.85
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Solution
The fourth proportional to 7,556,069.42, 10,427,379.68 and 4,292,889.85 is: 5,924,190.20
Step by Step Solution
- Step 1: Write the proportion equation
7,556,069.42 : 10,427,379.68 = 4,292,889.85 : x - Step 2: Convert to fraction form
7,556,069.42/10,427,379.68 = 4,292,889.85/x - Step 3: Cross multiply
7,556,069.42x = 10,427,379.68 × 4,292,889.85 - Step 4: Simplify right side
7,556,069.42x = 44,763,592,390,368.24 - Step 5: Solve for x
x = 44,763,592,390,368.24/7,556,069.42 - Step 6: Final answer
x = 5,924,190.20
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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.