Finding the Fourth Proportional to 29,379,638.80, 44,069,458.20 and 15,774,749.20
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Solution
The fourth proportional to 29,379,638.80, 44,069,458.20 and 15,774,749.20 is: 23,662,123.80
Step by Step Solution
- Step 1: Write the proportion equation
29,379,638.80 : 44,069,458.20 = 15,774,749.20 : x - Step 2: Convert to fraction form
29,379,638.80/44,069,458.20 = 15,774,749.20/x - Step 3: Cross multiply
29,379,638.80x = 44,069,458.20 × 15,774,749.20 - Step 4: Simplify right side
29,379,638.80x = 695,184,650,484,883.50 - Step 5: Solve for x
x = 695,184,650,484,883.50/29,379,638.80 - Step 6: Final answer
x = 23,662,123.80
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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.