Finding the Fourth Proportional to 48,119,027.49, 72,149,716.80 and 15,315,426.95
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Solution
The fourth proportional to 48,119,027.49, 72,149,716.80 and 15,315,426.95 is: 22,963,966.11
Step by Step Solution
- Step 1: Write the proportion equation
48,119,027.49 : 72,149,716.80 = 15,315,426.95 : x - Step 2: Convert to fraction form
48,119,027.49/72,149,716.80 = 15,315,426.95/x - Step 3: Cross multiply
48,119,027.49x = 72,149,716.80 × 15,315,426.95 - Step 4: Simplify right side
48,119,027.49x = 1,105,003,716,752,839.12 - Step 5: Solve for x
x = 1,105,003,716,752,839.12/48,119,027.49 - Step 6: Final answer
x = 22,963,966.11
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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.