Finding the Fourth Proportional to 8,918,484.08, 12,307,670.16 and 5,051,808.08
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Solution
The fourth proportional to 8,918,484.08, 12,307,670.16 and 5,051,808.08 is: 6,971,586.99
Step by Step Solution
- Step 1: Write the proportion equation
8,918,484.08 : 12,307,670.16 = 5,051,808.08 : x - Step 2: Convert to fraction form
8,918,484.08/12,307,670.16 = 5,051,808.08/x - Step 3: Cross multiply
8,918,484.08x = 12,307,670.16 × 5,051,808.08 - Step 4: Simplify right side
8,918,484.08x = 62,175,987,560,262.89 - Step 5: Solve for x
x = 62,175,987,560,262.89/8,918,484.08 - Step 6: Final answer
x = 6,971,586.99
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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.