Finding the Fourth Proportional to 66,465,336.04, 91,722,290.67 and 36,696,041.68
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Solution
The fourth proportional to 66,465,336.04, 91,722,290.67 and 36,696,041.68 is: 50,640,607.60
Step by Step Solution
- Step 1: Write the proportion equation
66,465,336.04 : 91,722,290.67 = 36,696,041.68 : x - Step 2: Convert to fraction form
66,465,336.04/91,722,290.67 = 36,696,041.68/x - Step 3: Cross multiply
66,465,336.04x = 91,722,290.67 × 36,696,041.68 - Step 4: Simplify right side
66,465,336.04x = 3,365,845,001,411,395 - Step 5: Solve for x
x = 3,365,845,001,411,395/66,465,336.04 - Step 6: Final answer
x = 50,640,607.60
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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.