Finding the Fourth Proportional to 28,895,887.99, 43,286,076.96 and 17,375,047.21
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Solution
The fourth proportional to 28,895,887.99, 43,286,076.96 and 17,375,047.21 is: 26,027,842.82
Step by Step Solution
- Step 1: Write the proportion equation
28,895,887.99 : 43,286,076.96 = 17,375,047.21 : x - Step 2: Convert to fraction form
28,895,887.99/43,286,076.96 = 17,375,047.21/x - Step 3: Cross multiply
28,895,887.99x = 43,286,076.96 × 17,375,047.21 - Step 4: Simplify right side
28,895,887.99x = 752,097,630,715,693.38 - Step 5: Solve for x
x = 752,097,630,715,693.38/28,895,887.99 - Step 6: Final answer
x = 26,027,842.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.