Finding the Fourth Proportional to 12,475,918.58, 17,209,582.67 and 7,510,906.42
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Solution
The fourth proportional to 12,475,918.58, 17,209,582.67 and 7,510,906.42 is: 10,360,725.28
Step by Step Solution
- Step 1: Write the proportion equation
12,475,918.58 : 17,209,582.67 = 7,510,906.42 : x - Step 2: Convert to fraction form
12,475,918.58/17,209,582.67 = 7,510,906.42/x - Step 3: Cross multiply
12,475,918.58x = 17,209,582.67 × 7,510,906.42 - Step 4: Simplify right side
12,475,918.58x = 129,259,564,937,377.05 - Step 5: Solve for x
x = 129,259,564,937,377.05/12,475,918.58 - Step 6: Final answer
x = 10,360,725.28
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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.