Finding the Fourth Proportional to 73,411,859.08, 101,306,046.90 and 40,372,006.60
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Solution
The fourth proportional to 73,411,859.08, 101,306,046.90 and 40,372,006.60 is: 55,712,094.00
Step by Step Solution
- Step 1: Write the proportion equation
73,411,859.08 : 101,306,046.90 = 40,372,006.60 : x - Step 2: Convert to fraction form
73,411,859.08/101,306,046.90 = 40,372,006.60/x - Step 3: Cross multiply
73,411,859.08x = 101,306,046.90 × 40,372,006.60 - Step 4: Simplify right side
73,411,859.08x = 4,089,928,394,066,710 - Step 5: Solve for x
x = 4,089,928,394,066,710/73,411,859.08 - Step 6: Final answer
x = 55,712,094.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.