Finding the Fourth Proportional to 15,695,576.70, 23,543,365.05 and 14,813,778.30
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Solution
The fourth proportional to 15,695,576.70, 23,543,365.05 and 14,813,778.30 is: 22,220,667.45
Step by Step Solution
- Step 1: Write the proportion equation
15,695,576.70 : 23,543,365.05 = 14,813,778.30 : x - Step 2: Convert to fraction form
15,695,576.70/23,543,365.05 = 14,813,778.30/x - Step 3: Cross multiply
15,695,576.70x = 23,543,365.05 × 14,813,778.30 - Step 4: Simplify right side
15,695,576.70x = 348,766,190,286,668.44 - Step 5: Solve for x
x = 348,766,190,286,668.44/15,695,576.70 - Step 6: Final answer
x = 22,220,667.45
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1.5x scale
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.