Finding the Fourth Proportional to 53,240,808.84, 73,472,316.12 and 28,794,522.84
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Solution
The fourth proportional to 53,240,808.84, 73,472,316.12 and 28,794,522.84 is: 39,736,441.48
Step by Step Solution
- Step 1: Write the proportion equation
53,240,808.84 : 73,472,316.12 = 28,794,522.84 : x - Step 2: Convert to fraction form
53,240,808.84/73,472,316.12 = 28,794,522.84/x - Step 3: Cross multiply
53,240,808.84x = 73,472,316.12 × 28,794,522.84 - Step 4: Simplify right side
53,240,808.84x = 2,115,600,284,625,040.25 - Step 5: Solve for x
x = 2,115,600,284,625,040.25/53,240,808.84 - Step 6: Final answer
x = 39,736,441.48
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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.