Finding the Fourth Proportional to 54,220,722.24, 74,822,553.36 and 29,440,373.52
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Solution
The fourth proportional to 54,220,722.24, 74,822,553.36 and 29,440,373.52 is: 40,626,605.98
Step by Step Solution
- Step 1: Write the proportion equation
54,220,722.24 : 74,822,553.36 = 29,440,373.52 : x - Step 2: Convert to fraction form
54,220,722.24/74,822,553.36 = 29,440,373.52/x - Step 3: Cross multiply
54,220,722.24x = 74,822,553.36 × 29,440,373.52 - Step 4: Simplify right side
54,220,722.24x = 2,202,803,918,638,531 - Step 5: Solve for x
x = 2,202,803,918,638,531/54,220,722.24 - Step 6: Final answer
x = 40,626,605.98
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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.