Finding the Fourth Proportional to 6,967,838.18, 10,451,753.40 and 2,175,938.12
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Solution
The fourth proportional to 6,967,838.18, 10,451,753.40 and 2,175,938.12 is: 3,263,905.97
Step by Step Solution
- Step 1: Write the proportion equation
6,967,838.18 : 10,451,753.40 = 2,175,938.12 : x - Step 2: Convert to fraction form
6,967,838.18/10,451,753.40 = 2,175,938.12/x - Step 3: Cross multiply
6,967,838.18x = 10,451,753.40 × 2,175,938.12 - Step 4: Simplify right side
6,967,838.18x = 22,742,368,643,899.61 - Step 5: Solve for x
x = 22,742,368,643,899.61/6,967,838.18 - Step 6: Final answer
x = 3,263,905.97
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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.