Finding the Fourth Proportional to 6,261,215.95, 9,387,985.74 and 2,664,935.02
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Solution
The fourth proportional to 6,261,215.95, 9,387,985.74 and 2,664,935.02 is: 3,995,768.90
Step by Step Solution
- Step 1: Write the proportion equation
6,261,215.95 : 9,387,985.74 = 2,664,935.02 : x - Step 2: Convert to fraction form
6,261,215.95/9,387,985.74 = 2,664,935.02/x - Step 3: Cross multiply
6,261,215.95x = 9,387,985.74 × 2,664,935.02 - Step 4: Simplify right side
6,261,215.95x = 25,018,371,965,786.62 - Step 5: Solve for x
x = 25,018,371,965,786.62/6,261,215.95 - Step 6: Final answer
x = 3,995,768.90
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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.