Finding the Fourth Proportional to 9,212,959.94, 13,818,941.58 and 2,823,230.84
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Solution
The fourth proportional to 9,212,959.94, 13,818,941.58 and 2,823,230.84 is: 4,234,693.55
Step by Step Solution
- Step 1: Write the proportion equation
9,212,959.94 : 13,818,941.58 = 2,823,230.84 : x - Step 2: Convert to fraction form
9,212,959.94/13,818,941.58 = 2,823,230.84/x - Step 3: Cross multiply
9,212,959.94x = 13,818,941.58 × 2,823,230.84 - Step 4: Simplify right side
9,212,959.94x = 39,014,062,044,814.33 - Step 5: Solve for x
x = 39,014,062,044,814.33/9,212,959.94 - Step 6: Final answer
x = 4,234,693.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.