Finding the Fourth Proportional to 13,236,362.06, 19,855,686.70 and 3,651,740.60
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Solution
The fourth proportional to 13,236,362.06, 19,855,686.70 and 3,651,740.60 is: 5,477,926.41
Step by Step Solution
- Step 1: Write the proportion equation
13,236,362.06 : 19,855,686.70 = 3,651,740.60 : x - Step 2: Convert to fraction form
13,236,362.06/19,855,686.70 = 3,651,740.60/x - Step 3: Cross multiply
13,236,362.06x = 19,855,686.70 × 3,651,740.60 - Step 4: Simplify right side
13,236,362.06x = 72,507,817,263,270.02 - Step 5: Solve for x
x = 72,507,817,263,270.02/13,236,362.06 - Step 6: Final answer
x = 5,477,926.41
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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.