Finding the Fourth Proportional to 7,730,592.08, 10,668,572.16 and 4,292,846.60
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Solution
The fourth proportional to 7,730,592.08, 10,668,572.16 and 4,292,846.60 is: 5,924,325.49
Step by Step Solution
- Step 1: Write the proportion equation
7,730,592.08 : 10,668,572.16 = 4,292,846.60 : x - Step 2: Convert to fraction form
7,730,592.08/10,668,572.16 = 4,292,846.60/x - Step 3: Cross multiply
7,730,592.08x = 10,668,572.16 × 4,292,846.60 - Step 4: Simplify right side
7,730,592.08x = 45,798,543,723,910.66 - Step 5: Solve for x
x = 45,798,543,723,910.66/7,730,592.08 - Step 6: Final answer
x = 5,924,325.49
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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.