Finding the Fourth Proportional to 7,924,426.29, 11,881,781.51 and 3,372,883.20
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Solution
The fourth proportional to 7,924,426.29, 11,881,781.51 and 3,372,883.20 is: 5,057,257.11
Step by Step Solution
- Step 1: Write the proportion equation
7,924,426.29 : 11,881,781.51 = 3,372,883.20 : x - Step 2: Convert to fraction form
7,924,426.29/11,881,781.51 = 3,372,883.20/x - Step 3: Cross multiply
7,924,426.29x = 11,881,781.51 × 3,372,883.20 - Step 4: Simplify right side
7,924,426.29x = 40,075,861,224,285.22 - Step 5: Solve for x
x = 40,075,861,224,285.22/7,924,426.29 - Step 6: Final answer
x = 5,057,257.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.