Finding the Fourth Proportional to 33,102,782.88, 45,681,124 and 19,164,725.68
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Solution
The fourth proportional to 33,102,782.88, 45,681,124 and 19,164,725.68 is: 26,446,906.70
Step by Step Solution
- Step 1: Write the proportion equation
33,102,782.88 : 45,681,124 = 19,164,725.68 : x - Step 2: Convert to fraction form
33,102,782.88/45,681,124 = 19,164,725.68/x - Step 3: Cross multiply
33,102,782.88x = 45,681,124 × 19,164,725.68 - Step 4: Simplify right side
33,102,782.88x = 875,466,210,214,064.25 - Step 5: Solve for x
x = 875,466,210,214,064.25/33,102,782.88 - Step 6: Final answer
x = 26,446,906.70
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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.