Finding the Fourth Proportional to 8,646,154.54, 11,932,311.04 and 4,778,592.68
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Solution
The fourth proportional to 8,646,154.54, 11,932,311.04 and 4,778,592.68 is: 6,594,799.33
Step by Step Solution
- Step 1: Write the proportion equation
8,646,154.54 : 11,932,311.04 = 4,778,592.68 : x - Step 2: Convert to fraction form
8,646,154.54/11,932,311.04 = 4,778,592.68/x - Step 3: Cross multiply
8,646,154.54x = 11,932,311.04 × 4,778,592.68 - Step 4: Simplify right side
8,646,154.54x = 57,019,654,191,227.18 - Step 5: Solve for x
x = 57,019,654,191,227.18/8,646,154.54 - Step 6: Final answer
x = 6,594,799.33
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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.