Finding the Fourth Proportional to 5,011,351.13, 6,915,669.08 and 2,719,511.84
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Solution
The fourth proportional to 5,011,351.13, 6,915,669.08 and 2,719,511.84 is: 3,752,928.79
Step by Step Solution
- Step 1: Write the proportion equation
5,011,351.13 : 6,915,669.08 = 2,719,511.84 : x - Step 2: Convert to fraction form
5,011,351.13/6,915,669.08 = 2,719,511.84/x - Step 3: Cross multiply
5,011,351.13x = 6,915,669.08 × 2,719,511.84 - Step 4: Simplify right side
5,011,351.13x = 18,807,243,896,406.00 - Step 5: Solve for x
x = 18,807,243,896,406.00/5,011,351.13 - Step 6: Final answer
x = 3,752,928.79
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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.