Finding the Fourth Proportional to 60,918,493.92, 91,405,645.08 and 26,385,457.68
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Solution
The fourth proportional to 60,918,493.92, 91,405,645.08 and 26,385,457.68 is: 39,590,272.59
Step by Step Solution
- Step 1: Write the proportion equation
60,918,493.92 : 91,405,645.08 = 26,385,457.68 : x - Step 2: Convert to fraction form
60,918,493.92/91,405,645.08 = 26,385,457.68/x - Step 3: Cross multiply
60,918,493.92x = 91,405,645.08 × 26,385,457.68 - Step 4: Simplify right side
60,918,493.92x = 2,411,779,779,971,440 - Step 5: Solve for x
x = 2,411,779,779,971,440/60,918,493.92 - Step 6: Final answer
x = 39,590,272.59
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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.