Finding the Fourth Proportional to 94,625,072.36, 130,579,669.86 and 53,371,370.60
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Solution
The fourth proportional to 94,625,072.36, 130,579,669.86 and 53,371,370.60 is: 73,650,838.82
Step by Step Solution
- Step 1: Write the proportion equation
94,625,072.36 : 130,579,669.86 = 53,371,370.60 : x - Step 2: Convert to fraction form
94,625,072.36/130,579,669.86 = 53,371,370.60/x - Step 3: Cross multiply
94,625,072.36x = 130,579,669.86 × 53,371,370.60 - Step 4: Simplify right side
94,625,072.36x = 6,969,215,952,923,710 - Step 5: Solve for x
x = 6,969,215,952,923,710/94,625,072.36 - Step 6: Final answer
x = 73,650,838.82
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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.