Finding the Fourth Proportional to 12,452,637.60, 18,686,829.60 and 7,335,057.60
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Solution
The fourth proportional to 12,452,637.60, 18,686,829.60 and 7,335,057.60 is: 11,007,224.00
Step by Step Solution
- Step 1: Write the proportion equation
12,452,637.60 : 18,686,829.60 = 7,335,057.60 : x - Step 2: Convert to fraction form
12,452,637.60/18,686,829.60 = 7,335,057.60/x - Step 3: Cross multiply
12,452,637.60x = 18,686,829.60 × 7,335,057.60 - Step 4: Simplify right side
12,452,637.60x = 137,068,971,477,384.97 - Step 5: Solve for x
x = 137,068,971,477,384.97/12,452,637.60 - Step 6: Final answer
x = 11,007,224.00
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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.