Finding the Fourth Proportional to 32,893,404.75, 45,393,257.79 and 18,209,316.51
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Solution
The fourth proportional to 32,893,404.75, 45,393,257.79 and 18,209,316.51 is: 25,129,055.65
Step by Step Solution
- Step 1: Write the proportion equation
32,893,404.75 : 45,393,257.79 = 18,209,316.51 : x - Step 2: Convert to fraction form
32,893,404.75/45,393,257.79 = 18,209,316.51/x - Step 3: Cross multiply
32,893,404.75x = 45,393,257.79 × 18,209,316.51 - Step 4: Simplify right side
32,893,404.75x = 826,580,198,518,133.12 - Step 5: Solve for x
x = 826,580,198,518,133.12/32,893,404.75 - Step 6: Final answer
x = 25,129,055.65
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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.