Finding the Fourth Proportional to 43,735,668.99, 65,578,122.77 and 20,706,409.03
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Solution
The fourth proportional to 43,735,668.99, 65,578,122.77 and 20,706,409.03 is: 31,047,597.19
Step by Step Solution
- Step 1: Write the proportion equation
43,735,668.99 : 65,578,122.77 = 20,706,409.03 : x - Step 2: Convert to fraction form
43,735,668.99/65,578,122.77 = 20,706,409.03/x - Step 3: Cross multiply
43,735,668.99x = 65,578,122.77 × 20,706,409.03 - Step 4: Simplify right side
43,735,668.99x = 1,357,887,433,495,176.75 - Step 5: Solve for x
x = 1,357,887,433,495,176.75/43,735,668.99 - Step 6: Final answer
x = 31,047,597.19
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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.