Finding the Fourth Proportional to 6,812,190.08, 10,215,318.04 and 1,953,422.88
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Solution
The fourth proportional to 6,812,190.08, 10,215,318.04 and 1,953,422.88 is: 2,929,283.50
Step by Step Solution
- Step 1: Write the proportion equation
6,812,190.08 : 10,215,318.04 = 1,953,422.88 : x - Step 2: Convert to fraction form
6,812,190.08/10,215,318.04 = 1,953,422.88/x - Step 3: Cross multiply
6,812,190.08x = 10,215,318.04 × 1,953,422.88 - Step 4: Simplify right side
6,812,190.08x = 19,954,835,985,812.75 - Step 5: Solve for x
x = 19,954,835,985,812.75/6,812,190.08 - Step 6: Final answer
x = 2,929,283.50
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1.5x scale
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.