Finding the Fourth Proportional to 84,047,262.86, 125,812,321.62 and 54,838,207.68
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Solution
The fourth proportional to 84,047,262.86, 125,812,321.62 and 54,838,207.68 is: 82,088,600.95
Step by Step Solution
- Step 1: Write the proportion equation
84,047,262.86 : 125,812,321.62 = 54,838,207.68 : x - Step 2: Convert to fraction form
84,047,262.86/125,812,321.62 = 54,838,207.68/x - Step 3: Cross multiply
84,047,262.86x = 125,812,321.62 × 54,838,207.68 - Step 4: Simplify right side
84,047,262.86x = 6,899,322,221,700,514 - Step 5: Solve for x
x = 6,899,322,221,700,514/84,047,262.86 - Step 6: Final answer
x = 82,088,600.95
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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.