Finding the Fourth Proportional to 92,827,130.49, 128,073,504.26 and 55,643,843.75
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Solution
The fourth proportional to 92,827,130.49, 128,073,504.26 and 55,643,843.75 is: 76,771,758.67
Step by Step Solution
- Step 1: Write the proportion equation
92,827,130.49 : 128,073,504.26 = 55,643,843.75 : x - Step 2: Convert to fraction form
92,827,130.49/128,073,504.26 = 55,643,843.75/x - Step 3: Cross multiply
92,827,130.49x = 128,073,504.26 × 55,643,843.75 - Step 4: Simplify right side
92,827,130.49x = 7,126,502,059,558,400 - Step 5: Solve for x
x = 7,126,502,059,558,400/92,827,130.49 - Step 6: Final answer
x = 76,771,758.67
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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.