Finding the Fourth Proportional to 6,787,260.06, 9,368,438.04 and 3,888,581.10
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Solution
The fourth proportional to 6,787,260.06, 9,368,438.04 and 3,888,581.10 is: 5,367,398.74
Step by Step Solution
- Step 1: Write the proportion equation
6,787,260.06 : 9,368,438.04 = 3,888,581.10 : x - Step 2: Convert to fraction form
6,787,260.06/9,368,438.04 = 3,888,581.10/x - Step 3: Cross multiply
6,787,260.06x = 9,368,438.04 × 3,888,581.10 - Step 4: Simplify right side
6,787,260.06x = 36,429,931,098,865.04 - Step 5: Solve for x
x = 36,429,931,098,865.04/6,787,260.06 - Step 6: Final answer
x = 5,367,398.74
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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.