Finding the Fourth Proportional to 21,884,717.70, 32,827,102.47 and 5,710,657.14
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Solution
The fourth proportional to 21,884,717.70, 32,827,102.47 and 5,710,657.14 is: 8,565,992.47
Step by Step Solution
- Step 1: Write the proportion equation
21,884,717.70 : 32,827,102.47 = 5,710,657.14 : x - Step 2: Convert to fraction form
21,884,717.70/32,827,102.47 = 5,710,657.14/x - Step 3: Cross multiply
21,884,717.70x = 32,827,102.47 × 5,710,657.14 - Step 4: Simplify right side
21,884,717.70x = 187,464,327,105,817.12 - Step 5: Solve for x
x = 187,464,327,105,817.12/21,884,717.70 - Step 6: Final answer
x = 8,565,992.47
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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.