Finding the Fourth Proportional to 77,093,875.24, 106,389,720.42 and 44,498,801.32
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Solution
The fourth proportional to 77,093,875.24, 106,389,720.42 and 44,498,801.32 is: 61,408,445.44
Step by Step Solution
- Step 1: Write the proportion equation
77,093,875.24 : 106,389,720.42 = 44,498,801.32 : x - Step 2: Convert to fraction form
77,093,875.24/106,389,720.42 = 44,498,801.32/x - Step 3: Cross multiply
77,093,875.24x = 106,389,720.42 × 44,498,801.32 - Step 4: Simplify right side
77,093,875.24x = 4,734,215,031,459,927 - Step 5: Solve for x
x = 4,734,215,031,459,927/77,093,875.24 - Step 6: Final answer
x = 61,408,445.44
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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.