Finding the Fourth Proportional to 73,507,771.80, 110,261,657.70 and 62,028,646.20
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Solution
The fourth proportional to 73,507,771.80, 110,261,657.70 and 62,028,646.20 is: 93,042,969.30
Step by Step Solution
- Step 1: Write the proportion equation
73,507,771.80 : 110,261,657.70 = 62,028,646.20 : x - Step 2: Convert to fraction form
73,507,771.80/110,261,657.70 = 62,028,646.20/x - Step 3: Cross multiply
73,507,771.80x = 110,261,657.70 × 62,028,646.20 - Step 4: Simplify right side
73,507,771.80x = 6,839,381,354,898,806 - Step 5: Solve for x
x = 6,839,381,354,898,806/73,507,771.80 - Step 6: Final answer
x = 93,042,969.30
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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.