Finding the Fourth Proportional to 7,344,548.68, 10,136,679.70 and 6,118,910.68
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Solution
The fourth proportional to 7,344,548.68, 10,136,679.70 and 6,118,910.68 is: 8,445,098.59
Step by Step Solution
- Step 1: Write the proportion equation
7,344,548.68 : 10,136,679.70 = 6,118,910.68 : x - Step 2: Convert to fraction form
7,344,548.68/10,136,679.70 = 6,118,910.68/x - Step 3: Cross multiply
7,344,548.68x = 10,136,679.70 × 6,118,910.68 - Step 4: Simplify right side
7,344,548.68x = 62,025,437,676,069.19 - Step 5: Solve for x
x = 62,025,437,676,069.19/7,344,548.68 - Step 6: Final answer
x = 8,445,098.59
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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.