Finding the Fourth Proportional to 5,011,347.93, 6,915,664.68 and 2,719,508.64
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Solution
The fourth proportional to 5,011,347.93, 6,915,664.68 and 2,719,508.64 is: 3,752,924.39
Step by Step Solution
- Step 1: Write the proportion equation
5,011,347.93 : 6,915,664.68 = 2,719,508.64 : x - Step 2: Convert to fraction form
5,011,347.93/6,915,664.68 = 2,719,508.64/x - Step 3: Cross multiply
5,011,347.93x = 6,915,664.68 × 2,719,508.64 - Step 4: Simplify right side
5,011,347.93x = 18,807,209,848,602.84 - Step 5: Solve for x
x = 18,807,209,848,602.84/5,011,347.93 - Step 6: Final answer
x = 3,752,924.39
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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.