Finding the Fourth Proportional to 42,202,923.96, 63,303,204.96 and 13,450,784.88
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Solution
The fourth proportional to 42,202,923.96, 63,303,204.96 and 13,450,784.88 is: 20,175,800.92
Step by Step Solution
- Step 1: Write the proportion equation
42,202,923.96 : 63,303,204.96 = 13,450,784.88 : x - Step 2: Convert to fraction form
42,202,923.96/63,303,204.96 = 13,450,784.88/x - Step 3: Cross multiply
42,202,923.96x = 63,303,204.96 × 13,450,784.88 - Step 4: Simplify right side
42,202,923.96x = 851,477,792,131,509.12 - Step 5: Solve for x
x = 851,477,792,131,509.12/42,202,923.96 - Step 6: Final answer
x = 20,175,800.92
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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.