Finding the Fourth Proportional to 8,717,174.78, 12,029,536.23 and 4,849,683.98
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Solution
The fourth proportional to 8,717,174.78, 12,029,536.23 and 4,849,683.98 is: 6,692,472.12
Step by Step Solution
- Step 1: Write the proportion equation
8,717,174.78 : 12,029,536.23 = 4,849,683.98 : x - Step 2: Convert to fraction form
8,717,174.78/12,029,536.23 = 4,849,683.98/x - Step 3: Cross multiply
8,717,174.78x = 12,029,536.23 × 4,849,683.98 - Step 4: Simplify right side
8,717,174.78x = 58,339,449,141,460.60 - Step 5: Solve for x
x = 58,339,449,141,460.60/8,717,174.78 - Step 6: Final answer
x = 6,692,472.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.