Finding the Fourth Proportional to 61,583,554.97, 84,976,164.33 and 37,403,312.06
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Solution
The fourth proportional to 61,583,554.97, 84,976,164.33 and 37,403,312.06 is: 51,611,018.45
Step by Step Solution
- Step 1: Write the proportion equation
61,583,554.97 : 84,976,164.33 = 37,403,312.06 : x - Step 2: Convert to fraction form
61,583,554.97/84,976,164.33 = 37,403,312.06/x - Step 3: Cross multiply
61,583,554.97x = 84,976,164.33 × 37,403,312.06 - Step 4: Simplify right side
61,583,554.97x = 3,178,389,991,671,950 - Step 5: Solve for x
x = 3,178,389,991,671,950/61,583,554.97 - Step 6: Final answer
x = 51,611,018.45
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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.