Finding the Fourth Proportional to 42,283,566, 63,425,349 and 10,370,862
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Solution
The fourth proportional to 42,283,566, 63,425,349 and 10,370,862 is: 15,556,293
Step by Step Solution
- Step 1: Write the proportion equation
42,283,566 : 63,425,349 = 10,370,862 : x - Step 2: Convert to fraction form
42,283,566/63,425,349 = 10,370,862/x - Step 3: Cross multiply
42,283,566x = 63,425,349 × 10,370,862 - Step 4: Simplify right side
42,283,566x = 657,775,541,780,838 - Step 5: Solve for x
x = 657,775,541,780,838/42,283,566 - Step 6: Final answer
x = 15,556,293
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.