Finding the Fourth Proportional to 5,009,655.44, 6,913,337.86 and 2,717,816.12
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Solution
The fourth proportional to 5,009,655.44, 6,913,337.86 and 2,717,816.12 is: 3,750,593.49
Step by Step Solution
- Step 1: Write the proportion equation
5,009,655.44 : 6,913,337.86 = 2,717,816.12 : x - Step 2: Convert to fraction form
5,009,655.44/6,913,337.86 = 2,717,816.12/x - Step 3: Cross multiply
5,009,655.44x = 6,913,337.86 × 2,717,816.12 - Step 4: Simplify right side
5,009,655.44x = 18,789,181,078,914.30 - Step 5: Solve for x
x = 18,789,181,078,914.30/5,009,655.44 - Step 6: Final answer
x = 3,750,593.49
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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.