Finding the Fourth Proportional to 62,208,027.80, 93,312,041.70 and 31,974,939.80
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Solution
The fourth proportional to 62,208,027.80, 93,312,041.70 and 31,974,939.80 is: 47,962,409.70
Step by Step Solution
- Step 1: Write the proportion equation
62,208,027.80 : 93,312,041.70 = 31,974,939.80 : x - Step 2: Convert to fraction form
62,208,027.80/93,312,041.70 = 31,974,939.80/x - Step 3: Cross multiply
62,208,027.80x = 93,312,041.70 × 31,974,939.80 - Step 4: Simplify right side
62,208,027.80x = 2,983,646,915,972,590 - Step 5: Solve for x
x = 2,983,646,915,972,590/62,208,027.80 - Step 6: Final answer
x = 47,962,409.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.