Finding the Fourth Proportional to 89,121,418.41, 133,587,777.31 and 29,977,495.75
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Solution
The fourth proportional to 89,121,418.41, 133,587,777.31 and 29,977,495.75 is: 44,934,507.31
Step by Step Solution
- Step 1: Write the proportion equation
89,121,418.41 : 133,587,777.31 = 29,977,495.75 : x - Step 2: Convert to fraction form
89,121,418.41/133,587,777.31 = 29,977,495.75/x - Step 3: Cross multiply
89,121,418.41x = 133,587,777.31 × 29,977,495.75 - Step 4: Simplify right side
89,121,418.41x = 4,004,627,026,412,584 - Step 5: Solve for x
x = 4,004,627,026,412,584/89,121,418.41 - Step 6: Final answer
x = 44,934,507.31
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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.