Finding the Fourth Proportional to 17,690,338.99, 26,535,656.18 and 4,911,840.19
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Solution
The fourth proportional to 17,690,338.99, 26,535,656.18 and 4,911,840.19 is: 7,367,801.29
Step by Step Solution
- Step 1: Write the proportion equation
17,690,338.99 : 26,535,656.18 = 4,911,840.19 : x - Step 2: Convert to fraction form
17,690,338.99/26,535,656.18 = 4,911,840.19/x - Step 3: Cross multiply
17,690,338.99x = 26,535,656.18 × 4,911,840.19 - Step 4: Simplify right side
17,690,338.99x = 130,338,902,492,945.89 - Step 5: Solve for x
x = 130,338,902,492,945.89/17,690,338.99 - Step 6: Final answer
x = 7,367,801.29
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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.