Finding the Fourth Proportional to 7,679,239.98, 11,514,403.55 and 3,635,693.66
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Solution
The fourth proportional to 7,679,239.98, 11,514,403.55 and 3,635,693.66 is: 5,451,430.61
Step by Step Solution
- Step 1: Write the proportion equation
7,679,239.98 : 11,514,403.55 = 3,635,693.66 : x - Step 2: Convert to fraction form
7,679,239.98/11,514,403.55 = 3,635,693.66/x - Step 3: Cross multiply
7,679,239.98x = 11,514,403.55 × 3,635,693.66 - Step 4: Simplify right side
7,679,239.98x = 41,862,843,909,666.01 - Step 5: Solve for x
x = 41,862,843,909,666.01/7,679,239.98 - Step 6: Final answer
x = 5,451,430.61
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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.