Finding the Fourth Proportional to 19,596,447.55, 27,043,202.75 and 10,776,467.56
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Solution
The fourth proportional to 19,596,447.55, 27,043,202.75 and 10,776,467.56 is: 14,871,583.04
Step by Step Solution
- Step 1: Write the proportion equation
19,596,447.55 : 27,043,202.75 = 10,776,467.56 : x - Step 2: Convert to fraction form
19,596,447.55/27,043,202.75 = 10,776,467.56/x - Step 3: Cross multiply
19,596,447.55x = 27,043,202.75 × 10,776,467.56 - Step 4: Simplify right side
19,596,447.55x = 291,430,197,143,711.06 - Step 5: Solve for x
x = 291,430,197,143,711.06/19,596,447.55 - Step 6: Final answer
x = 14,871,583.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.