Finding the Fourth Proportional to 7,893,116.91, 11,837,620.19 and 3,341,822.97
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Solution
The fourth proportional to 7,893,116.91, 11,837,620.19 and 3,341,822.97 is: 5,011,864.32
Step by Step Solution
- Step 1: Write the proportion equation
7,893,116.91 : 11,837,620.19 = 3,341,822.97 : x - Step 2: Convert to fraction form
7,893,116.91/11,837,620.19 = 3,341,822.97/x - Step 3: Cross multiply
7,893,116.91x = 11,837,620.19 × 3,341,822.97 - Step 4: Simplify right side
7,893,116.91x = 39,559,231,044,368.66 - Step 5: Solve for x
x = 39,559,231,044,368.66/7,893,116.91 - Step 6: Final answer
x = 5,011,864.32
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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.