Finding the Fourth Proportional to 5,915,603.67, 8,163,533.07 and 3,199,349.67
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Solution
The fourth proportional to 5,915,603.67, 8,163,533.07 and 3,199,349.67 is: 4,415,102.55
Step by Step Solution
- Step 1: Write the proportion equation
5,915,603.67 : 8,163,533.07 = 3,199,349.67 : x - Step 2: Convert to fraction form
5,915,603.67/8,163,533.07 = 3,199,349.67/x - Step 3: Cross multiply
5,915,603.67x = 8,163,533.07 × 3,199,349.67 - Step 4: Simplify right side
5,915,603.67x = 26,117,996,833,538.59 - Step 5: Solve for x
x = 26,117,996,833,538.59/5,915,603.67 - Step 6: Final answer
x = 4,415,102.55
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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.