Finding the Fourth Proportional to 7,905,599.76, 11,859,578.19 and 2,514,426.06
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Solution
The fourth proportional to 7,905,599.76, 11,859,578.19 and 2,514,426.06 is: 3,772,013.94
Step by Step Solution
- Step 1: Write the proportion equation
7,905,599.76 : 11,859,578.19 = 2,514,426.06 : x - Step 2: Convert to fraction form
7,905,599.76/11,859,578.19 = 2,514,426.06/x - Step 3: Cross multiply
7,905,599.76x = 11,859,578.19 × 2,514,426.06 - Step 4: Simplify right side
7,905,599.76x = 29,820,032,461,543.63 - Step 5: Solve for x
x = 29,820,032,461,543.63/7,905,599.76 - Step 6: Final answer
x = 3,772,013.94
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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.