Finding the Fourth Proportional to 11,414,444.94, 15,751,438.20 and 6,833,292.30
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Solution
The fourth proportional to 11,414,444.94, 15,751,438.20 and 6,833,292.30 is: 9,429,646.55
Step by Step Solution
- Step 1: Write the proportion equation
11,414,444.94 : 15,751,438.20 = 6,833,292.30 : x - Step 2: Convert to fraction form
11,414,444.94/15,751,438.20 = 6,833,292.30/x - Step 3: Cross multiply
11,414,444.94x = 15,751,438.20 × 6,833,292.30 - Step 4: Simplify right side
11,414,444.94x = 107,634,181,365,985.86 - Step 5: Solve for x
x = 107,634,181,365,985.86/11,414,444.94 - Step 6: Final answer
x = 9,429,646.55
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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.