Finding the Fourth Proportional to 53,461,998.84, 73,810,879.74 and 36,745,522.20
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Solution
The fourth proportional to 53,461,998.84, 73,810,879.74 and 36,745,522.20 is: 50,731,723.07
Step by Step Solution
- Step 1: Write the proportion equation
53,461,998.84 : 73,810,879.74 = 36,745,522.20 : x - Step 2: Convert to fraction form
53,461,998.84/73,810,879.74 = 36,745,522.20/x - Step 3: Cross multiply
53,461,998.84x = 73,810,879.74 × 36,745,522.20 - Step 4: Simplify right side
53,461,998.84x = 2,712,219,320,087,700.50 - Step 5: Solve for x
x = 2,712,219,320,087,700.50/53,461,998.84 - Step 6: Final answer
x = 50,731,723.07
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1.5x scale
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.