Finding the Fourth Proportional to 8,964,969.84, 12,371,642.73 and 4,890,588.84
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Solution
The fourth proportional to 8,964,969.84, 12,371,642.73 and 4,890,588.84 is: 6,749,004.06
Step by Step Solution
- Step 1: Write the proportion equation
8,964,969.84 : 12,371,642.73 = 4,890,588.84 : x - Step 2: Convert to fraction form
8,964,969.84/12,371,642.73 = 4,890,588.84/x - Step 3: Cross multiply
8,964,969.84x = 12,371,642.73 × 4,890,588.84 - Step 4: Simplify right side
8,964,969.84x = 60,504,617,867,805.13 - Step 5: Solve for x
x = 60,504,617,867,805.13/8,964,969.84 - Step 6: Final answer
x = 6,749,004.06
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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.