Finding the Fourth Proportional to 49,922,875.65, 68,892,246.86 and 27,896,556.07
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Solution
The fourth proportional to 49,922,875.65, 68,892,246.86 and 27,896,556.07 is: 38,496,508.91
Step by Step Solution
- Step 1: Write the proportion equation
49,922,875.65 : 68,892,246.86 = 27,896,556.07 : x - Step 2: Convert to fraction form
49,922,875.65/68,892,246.86 = 27,896,556.07/x - Step 3: Cross multiply
49,922,875.65x = 68,892,246.86 × 27,896,556.07 - Step 4: Simplify right side
49,922,875.65x = 1,921,856,427,127,544.25 - Step 5: Solve for x
x = 1,921,856,427,127,544.25/49,922,875.65 - Step 6: Final answer
x = 38,496,508.91
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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.