Finding the Fourth Proportional to 29,968,282.40, 41,351,780.93 and 18,201,427.52
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Solution
The fourth proportional to 29,968,282.40, 41,351,780.93 and 18,201,427.52 is: 25,115,267.98
Step by Step Solution
- Step 1: Write the proportion equation
29,968,282.40 : 41,351,780.93 = 18,201,427.52 : x - Step 2: Convert to fraction form
29,968,282.40/41,351,780.93 = 18,201,427.52/x - Step 3: Cross multiply
29,968,282.40x = 41,351,780.93 × 18,201,427.52 - Step 4: Simplify right side
29,968,282.40x = 752,661,443,122,547.12 - Step 5: Solve for x
x = 752,661,443,122,547.12/29,968,282.40 - Step 6: Final answer
x = 25,115,267.98
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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.