Finding the Fourth Proportional to 22,118,914, 33,178,371 and 5,308,930
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Solution
The fourth proportional to 22,118,914, 33,178,371 and 5,308,930 is: 7,963,395
Step by Step Solution
- Step 1: Write the proportion equation
22,118,914 : 33,178,371 = 5,308,930 : x - Step 2: Convert to fraction form
22,118,914/33,178,371 = 5,308,930/x - Step 3: Cross multiply
22,118,914x = 33,178,371 × 5,308,930 - Step 4: Simplify right side
22,118,914x = 176,141,649,153,030 - Step 5: Solve for x
x = 176,141,649,153,030/22,118,914 - Step 6: Final answer
x = 7,963,395
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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.