Finding the Fourth Proportional to 8,045,967.48, 11,103,357.99 and 4,374,885.34
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Solution
The fourth proportional to 8,045,967.48, 11,103,357.99 and 4,374,885.34 is: 6,037,299.83
Step by Step Solution
- Step 1: Write the proportion equation
8,045,967.48 : 11,103,357.99 = 4,374,885.34 : x - Step 2: Convert to fraction form
8,045,967.48/11,103,357.99 = 4,374,885.34/x - Step 3: Cross multiply
8,045,967.48x = 11,103,357.99 × 4,374,885.34 - Step 4: Simplify right side
8,045,967.48x = 48,575,918,070,857.16 - Step 5: Solve for x
x = 48,575,918,070,857.16/8,045,967.48 - Step 6: Final answer
x = 6,037,299.83
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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.