Finding the Fourth Proportional to 17,987,828.05, 26,975,700.28 and 5,854,437.96
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Solution
The fourth proportional to 17,987,828.05, 26,975,700.28 and 5,854,437.96 is: 8,779,690.54
Step by Step Solution
- Step 1: Write the proportion equation
17,987,828.05 : 26,975,700.28 = 5,854,437.96 : x - Step 2: Convert to fraction form
17,987,828.05/26,975,700.28 = 5,854,437.96/x - Step 3: Cross multiply
17,987,828.05x = 26,975,700.28 × 5,854,437.96 - Step 4: Simplify right side
17,987,828.05x = 157,927,563,716,814.62 - Step 5: Solve for x
x = 157,927,563,716,814.62/17,987,828.05 - Step 6: Final answer
x = 8,779,690.54
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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.