Finding the Fourth Proportional to 11,657,130.03, 16,086,944.12 and 6,430,338.27
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Solution
The fourth proportional to 11,657,130.03, 16,086,944.12 and 6,430,338.27 is: 8,873,924.55
Step by Step Solution
- Step 1: Write the proportion equation
11,657,130.03 : 16,086,944.12 = 6,430,338.27 : x - Step 2: Convert to fraction form
11,657,130.03/16,086,944.12 = 6,430,338.27/x - Step 3: Cross multiply
11,657,130.03x = 16,086,944.12 × 6,430,338.27 - Step 4: Simplify right side
11,657,130.03x = 103,444,492,390,035.78 - Step 5: Solve for x
x = 103,444,492,390,035.78/11,657,130.03 - Step 6: Final answer
x = 8,873,924.55
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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.