Finding the Fourth Proportional to 11,855,148.84, 16,360,122 and 6,422,640.84
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Solution
The fourth proportional to 11,855,148.84, 16,360,122 and 6,422,640.84 is: 8,863,253.35
Step by Step Solution
- Step 1: Write the proportion equation
11,855,148.84 : 16,360,122 = 6,422,640.84 : x - Step 2: Convert to fraction form
11,855,148.84/16,360,122 = 6,422,640.84/x - Step 3: Cross multiply
11,855,148.84x = 16,360,122 × 6,422,640.84 - Step 4: Simplify right side
11,855,148.84x = 105,075,187,704,582.48 - Step 5: Solve for x
x = 105,075,187,704,582.48/11,855,148.84 - Step 6: Final answer
x = 8,863,253.35
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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.