Finding the Fourth Proportional to 22,476,325.14, 31,013,992.13 and 13,651,183.98
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Solution
The fourth proportional to 22,476,325.14, 31,013,992.13 and 13,651,183.98 is: 18,836,607.40
Step by Step Solution
- Step 1: Write the proportion equation
22,476,325.14 : 31,013,992.13 = 13,651,183.98 : x - Step 2: Convert to fraction form
22,476,325.14/31,013,992.13 = 13,651,183.98/x - Step 3: Cross multiply
22,476,325.14x = 31,013,992.13 × 13,651,183.98 - Step 4: Simplify right side
22,476,325.14x = 423,377,712,452,646.19 - Step 5: Solve for x
x = 423,377,712,452,646.19/22,476,325.14 - Step 6: Final answer
x = 18,836,607.40
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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.