Finding the Fourth Proportional to 21,489,468.03, 32,237,703.41 and 6,344,930.43
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Solution
The fourth proportional to 21,489,468.03, 32,237,703.41 and 6,344,930.43 is: 9,518,429.45
Step by Step Solution
- Step 1: Write the proportion equation
21,489,468.03 : 32,237,703.41 = 6,344,930.43 : x - Step 2: Convert to fraction form
21,489,468.03/32,237,703.41 = 6,344,930.43/x - Step 3: Cross multiply
21,489,468.03x = 32,237,703.41 × 6,344,930.43 - Step 4: Simplify right side
21,489,468.03x = 204,545,985,327,699.12 - Step 5: Solve for x
x = 204,545,985,327,699.12/21,489,468.03 - Step 6: Final answer
x = 9,518,429.45
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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.