Finding the Fourth Proportional to 14,834,812.72, 22,234,282.94 and 7,642,423.09
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Solution
The fourth proportional to 14,834,812.72, 22,234,282.94 and 7,642,423.09 is: 11,454,394.50
Step by Step Solution
- Step 1: Write the proportion equation
14,834,812.72 : 22,234,282.94 = 7,642,423.09 : x - Step 2: Convert to fraction form
14,834,812.72/22,234,282.94 = 7,642,423.09/x - Step 3: Cross multiply
14,834,812.72x = 22,234,282.94 × 7,642,423.09 - Step 4: Simplify right side
14,834,812.72x = 169,923,797,292,036.97 - Step 5: Solve for x
x = 169,923,797,292,036.97/14,834,812.72 - Step 6: Final answer
x = 11,454,394.50
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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.