Finding the Fourth Proportional to 29,489,028.49, 40,675,862.15 and 19,565,696.42
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Solution
The fourth proportional to 29,489,028.49, 40,675,862.15 and 19,565,696.42 is: 26,988,056.61
Step by Step Solution
- Step 1: Write the proportion equation
29,489,028.49 : 40,675,862.15 = 19,565,696.42 : x - Step 2: Convert to fraction form
29,489,028.49/40,675,862.15 = 19,565,696.42/x - Step 3: Cross multiply
29,489,028.49x = 40,675,862.15 × 19,565,696.42 - Step 4: Simplify right side
29,489,028.49x = 795,851,570,245,289.12 - Step 5: Solve for x
x = 795,851,570,245,289.12/29,489,028.49 - Step 6: Final answer
x = 26,988,056.61
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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.