Finding the Fourth Proportional to 13,121,430.03, 19,666,188.03 and 9,284,357.97
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Solution
The fourth proportional to 13,121,430.03, 19,666,188.03 and 9,284,357.97 is: 13,915,246.22
Step by Step Solution
- Step 1: Write the proportion equation
13,121,430.03 : 19,666,188.03 = 9,284,357.97 : x - Step 2: Convert to fraction form
13,121,430.03/19,666,188.03 = 9,284,357.97/x - Step 3: Cross multiply
13,121,430.03x = 19,666,188.03 × 9,284,357.97 - Step 4: Simplify right side
13,121,430.03x = 182,587,929,575,849.12 - Step 5: Solve for x
x = 182,587,929,575,849.12/13,121,430.03 - Step 6: Final answer
x = 13,915,246.22
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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.