Finding the Fourth Proportional to 7,897,305.94, 11,846,681.82 and 2,217,491.98
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Solution
The fourth proportional to 7,897,305.94, 11,846,681.82 and 2,217,491.98 is: 3,326,440.96
Step by Step Solution
- Step 1: Write the proportion equation
7,897,305.94 : 11,846,681.82 = 2,217,491.98 : x - Step 2: Convert to fraction form
7,897,305.94/11,846,681.82 = 2,217,491.98/x - Step 3: Cross multiply
7,897,305.94x = 11,846,681.82 × 2,217,491.98 - Step 4: Simplify right side
7,897,305.94x = 26,269,921,925,461.80 - Step 5: Solve for x
x = 26,269,921,925,461.80/7,897,305.94 - Step 6: Final answer
x = 3,326,440.96
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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.