Finding the Fourth Proportional to 7,991,913.02, 11,028,616 and 4,370,163.26
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Solution
The fourth proportional to 7,991,913.02, 11,028,616 and 4,370,163.26 is: 6,030,702.83
Step by Step Solution
- Step 1: Write the proportion equation
7,991,913.02 : 11,028,616 = 4,370,163.26 : x - Step 2: Convert to fraction form
7,991,913.02/11,028,616 = 4,370,163.26/x - Step 3: Cross multiply
7,991,913.02x = 11,028,616 × 4,370,163.26 - Step 4: Simplify right side
7,991,913.02x = 48,196,852,451,848.16 - Step 5: Solve for x
x = 48,196,852,451,848.16/7,991,913.02 - Step 6: Final answer
x = 6,030,702.83
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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.