Finding the Fourth Proportional to 35,170,248.72, 48,536,491.84 and 19,489,230.72
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Solution
The fourth proportional to 35,170,248.72, 48,536,491.84 and 19,489,230.72 is: 26,895,996.54
Step by Step Solution
- Step 1: Write the proportion equation
35,170,248.72 : 48,536,491.84 = 19,489,230.72 : x - Step 2: Convert to fraction form
35,170,248.72/48,536,491.84 = 19,489,230.72/x - Step 3: Cross multiply
35,170,248.72x = 48,536,491.84 × 19,489,230.72 - Step 4: Simplify right side
35,170,248.72x = 945,938,887,809,157.38 - Step 5: Solve for x
x = 945,938,887,809,157.38/35,170,248.72 - Step 6: Final answer
x = 26,895,996.54
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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.