Finding the Fourth Proportional to 10,147,869.74, 15,224,043.56 and 2,959,966.19
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Solution
The fourth proportional to 10,147,869.74, 15,224,043.56 and 2,959,966.19 is: 4,440,602.35
Step by Step Solution
- Step 1: Write the proportion equation
10,147,869.74 : 15,224,043.56 = 2,959,966.19 : x - Step 2: Convert to fraction form
10,147,869.74/15,224,043.56 = 2,959,966.19/x - Step 3: Cross multiply
10,147,869.74x = 15,224,043.56 × 2,959,966.19 - Step 4: Simplify right side
10,147,869.74x = 45,062,654,235,947.52 - Step 5: Solve for x
x = 45,062,654,235,947.52/10,147,869.74 - Step 6: Final answer
x = 4,440,602.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.