Finding the Fourth Proportional to 7,927,052.24, 10,943,864.52 and 5,218,671.44
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Solution
The fourth proportional to 7,927,052.24, 10,943,864.52 and 5,218,671.44 is: 7,204,750.45
Step by Step Solution
- Step 1: Write the proportion equation
7,927,052.24 : 10,943,864.52 = 5,218,671.44 : x - Step 2: Convert to fraction form
7,927,052.24/10,943,864.52 = 5,218,671.44/x - Step 3: Cross multiply
7,927,052.24x = 10,943,864.52 × 5,218,671.44 - Step 4: Simplify right side
7,927,052.24x = 57,112,433,213,753.31 - Step 5: Solve for x
x = 57,112,433,213,753.31/7,927,052.24 - Step 6: Final answer
x = 7,204,750.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.