Finding the Fourth Proportional to 47,519,975.64, 65,578,073.87 and 29,185,261.14
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Solution
The fourth proportional to 47,519,975.64, 65,578,073.87 and 29,185,261.14 is: 40,275,972.06
Step by Step Solution
- Step 1: Write the proportion equation
47,519,975.64 : 65,578,073.87 = 29,185,261.14 : x - Step 2: Convert to fraction form
47,519,975.64/65,578,073.87 = 29,185,261.14/x - Step 3: Cross multiply
47,519,975.64x = 65,578,073.87 × 29,185,261.14 - Step 4: Simplify right side
47,519,975.64x = 1,913,913,210,954,160.25 - Step 5: Solve for x
x = 1,913,913,210,954,160.25/47,519,975.64 - Step 6: Final answer
x = 40,275,972.06
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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.