Finding the Fourth Proportional to 15,123,847.76, 22,685,655 and 3,764,220.08
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Solution
The fourth proportional to 15,123,847.76, 22,685,655 and 3,764,220.08 is: 5,646,301.09
Step by Step Solution
- Step 1: Write the proportion equation
15,123,847.76 : 22,685,655 = 3,764,220.08 : x - Step 2: Convert to fraction form
15,123,847.76/22,685,655 = 3,764,220.08/x - Step 3: Cross multiply
15,123,847.76x = 22,685,655 × 3,764,220.08 - Step 4: Simplify right side
15,123,847.76x = 85,393,798,078,952.41 - Step 5: Solve for x
x = 85,393,798,078,952.41/15,123,847.76 - Step 6: Final answer
x = 5,646,301.09
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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.