Finding the Fourth Proportional to 53,963,787.54, 74,470,249.67 and 29,183,973.87
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Solution
The fourth proportional to 53,963,787.54, 74,470,249.67 and 29,183,973.87 is: 40,274,004.47
Step by Step Solution
- Step 1: Write the proportion equation
53,963,787.54 : 74,470,249.67 = 29,183,973.87 : x - Step 2: Convert to fraction form
53,963,787.54/74,470,249.67 = 29,183,973.87/x - Step 3: Cross multiply
53,963,787.54x = 74,470,249.67 × 29,183,973.87 - Step 4: Simplify right side
53,963,787.54x = 2,173,337,820,595,000 - Step 5: Solve for x
x = 2,173,337,820,595,000/53,963,787.54 - Step 6: Final answer
x = 40,274,004.47
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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.