Finding the Fourth Proportional to 47,748,328.39, 71,622,403.14 and 14,961,407.23
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Solution
The fourth proportional to 47,748,328.39, 71,622,403.14 and 14,961,407.23 is: 22,442,082.81
Step by Step Solution
- Step 1: Write the proportion equation
47,748,328.39 : 71,622,403.14 = 14,961,407.23 : x - Step 2: Convert to fraction form
47,748,328.39/71,622,403.14 = 14,961,407.23/x - Step 3: Cross multiply
47,748,328.39x = 71,622,403.14 × 14,961,407.23 - Step 4: Simplify right side
47,748,328.39x = 1,071,571,939,810,658.62 - Step 5: Solve for x
x = 1,071,571,939,810,658.62/47,748,328.39 - Step 6: Final answer
x = 22,442,082.81
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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.