Finding the Fourth Proportional to 8,794,354.12, 12,136,060.74 and 4,926,862.60
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Solution
The fourth proportional to 8,794,354.12, 12,136,060.74 and 4,926,862.60 is: 6,798,987.50
Step by Step Solution
- Step 1: Write the proportion equation
8,794,354.12 : 12,136,060.74 = 4,926,862.60 : x - Step 2: Convert to fraction form
8,794,354.12/12,136,060.74 = 4,926,862.60/x - Step 3: Cross multiply
8,794,354.12x = 12,136,060.74 × 4,926,862.60 - Step 4: Simplify right side
8,794,354.12x = 59,792,703,771,234.32 - Step 5: Solve for x
x = 59,792,703,771,234.32/8,794,354.12 - Step 6: Final answer
x = 6,798,987.50
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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.