Finding the Fourth Proportional to 19,509,079.59, 29,264,283.06 and 9,268,654.38
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Solution
The fourth proportional to 19,509,079.59, 29,264,283.06 and 9,268,654.38 is: 13,903,296.88
Step by Step Solution
- Step 1: Write the proportion equation
19,509,079.59 : 29,264,283.06 = 9,268,654.38 : x - Step 2: Convert to fraction form
19,509,079.59/29,264,283.06 = 9,268,654.38/x - Step 3: Cross multiply
19,509,079.59x = 29,264,283.06 × 9,268,654.38 - Step 4: Simplify right side
19,509,079.59x = 271,240,525,361,628.81 - Step 5: Solve for x
x = 271,240,525,361,628.81/19,509,079.59 - Step 6: Final answer
x = 13,903,296.88
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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.