Finding the Fourth Proportional to 7,611,874.34, 11,417,237.28 and 2,424,274.28
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Solution
The fourth proportional to 7,611,874.34, 11,417,237.28 and 2,424,274.28 is: 3,636,228.54
Step by Step Solution
- Step 1: Write the proportion equation
7,611,874.34 : 11,417,237.28 = 2,424,274.28 : x - Step 2: Convert to fraction form
7,611,874.34/11,417,237.28 = 2,424,274.28/x - Step 3: Cross multiply
7,611,874.34x = 11,417,237.28 × 2,424,274.28 - Step 4: Simplify right side
7,611,874.34x = 27,678,514,686,561.16 - Step 5: Solve for x
x = 27,678,514,686,561.16/7,611,874.34 - Step 6: Final answer
x = 3,636,228.54
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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.