Finding the Fourth Proportional to 69,174,173.37, 95,460,363.66 and 37,812,346.44
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Solution
The fourth proportional to 69,174,173.37, 95,460,363.66 and 37,812,346.44 is: 52,181,040.50
Step by Step Solution
- Step 1: Write the proportion equation
69,174,173.37 : 95,460,363.66 = 37,812,346.44 : x - Step 2: Convert to fraction form
69,174,173.37/95,460,363.66 = 37,812,346.44/x - Step 3: Cross multiply
69,174,173.37x = 95,460,363.66 × 37,812,346.44 - Step 4: Simplify right side
69,174,173.37x = 3,609,580,342,000,306 - Step 5: Solve for x
x = 3,609,580,342,000,306/69,174,173.37 - Step 6: Final answer
x = 52,181,040.50
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1.5x scale
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.