Finding the Fourth Proportional to 6,505,284.21, 8,977,488.98 and 3,604,403.67
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Solution
The fourth proportional to 6,505,284.21, 8,977,488.98 and 3,604,403.67 is: 4,974,186.09
Step by Step Solution
- Step 1: Write the proportion equation
6,505,284.21 : 8,977,488.98 = 3,604,403.67 : x - Step 2: Convert to fraction form
6,505,284.21/8,977,488.98 = 3,604,403.67/x - Step 3: Cross multiply
6,505,284.21x = 8,977,488.98 × 3,604,403.67 - Step 4: Simplify right side
6,505,284.21x = 32,358,494,208,874.54 - Step 5: Solve for x
x = 32,358,494,208,874.54/6,505,284.21 - Step 6: Final answer
x = 4,974,186.09
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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.