Finding the Fourth Proportional to 6,925,551.32, 9,557,093.99 and 3,785,675.42
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Solution
The fourth proportional to 6,925,551.32, 9,557,093.99 and 3,785,675.42 is: 5,224,140.89
Step by Step Solution
- Step 1: Write the proportion equation
6,925,551.32 : 9,557,093.99 = 3,785,675.42 : x - Step 2: Convert to fraction form
6,925,551.32/9,557,093.99 = 3,785,675.42/x - Step 3: Cross multiply
6,925,551.32x = 9,557,093.99 × 3,785,675.42 - Step 4: Simplify right side
6,925,551.32x = 36,180,055,837,929.65 - Step 5: Solve for x
x = 36,180,055,837,929.65/6,925,551.32 - Step 6: Final answer
x = 5,224,140.89
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1.5x scale
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.