Finding the Fourth Proportional to 29,489,672.08, 40,696,017.96 and 16,259,323.60
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Solution
The fourth proportional to 29,489,672.08, 40,696,017.96 and 16,259,323.60 is: 22,438,015.70
Step by Step Solution
- Step 1: Write the proportion equation
29,489,672.08 : 40,696,017.96 = 16,259,323.60 : x - Step 2: Convert to fraction form
29,489,672.08/40,696,017.96 = 16,259,323.60/x - Step 3: Cross multiply
29,489,672.08x = 40,696,017.96 × 16,259,323.60 - Step 4: Simplify right side
29,489,672.08x = 661,689,725,243,051.88 - Step 5: Solve for x
x = 661,689,725,243,051.88/29,489,672.08 - Step 6: Final answer
x = 22,438,015.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.