Finding the Fourth Proportional to 34,725,786.06, 47,922,464.64 and 19,045,434.84
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Solution
The fourth proportional to 34,725,786.06, 47,922,464.64 and 19,045,434.84 is: 26,283,182.65
Step by Step Solution
- Step 1: Write the proportion equation
34,725,786.06 : 47,922,464.64 = 19,045,434.84 : x - Step 2: Convert to fraction form
34,725,786.06/47,922,464.64 = 19,045,434.84/x - Step 3: Cross multiply
34,725,786.06x = 47,922,464.64 × 19,045,434.84 - Step 4: Simplify right side
34,725,786.06x = 912,704,177,673,324 - Step 5: Solve for x
x = 912,704,177,673,324/34,725,786.06 - Step 6: Final answer
x = 26,283,182.65
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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.