Finding the Fourth Proportional to 26,597,743.12, 39,908,136.12 and 14,287,342.20
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Solution
The fourth proportional to 26,597,743.12, 39,908,136.12 and 14,287,342.20 is: 21,437,202.20
Step by Step Solution
- Step 1: Write the proportion equation
26,597,743.12 : 39,908,136.12 = 14,287,342.20 : x - Step 2: Convert to fraction form
26,597,743.12/39,908,136.12 = 14,287,342.20/x - Step 3: Cross multiply
26,597,743.12x = 39,908,136.12 × 14,287,342.20 - Step 4: Simplify right side
26,597,743.12x = 570,181,197,310,620.25 - Step 5: Solve for x
x = 570,181,197,310,620.25/26,597,743.12 - Step 6: Final answer
x = 21,437,202.20
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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.