Finding the Fourth Proportional to 14,244,334.84, 19,657,154.37 and 7,718,140.99
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Solution
The fourth proportional to 14,244,334.84, 19,657,154.37 and 7,718,140.99 is: 10,651,019.55
Step by Step Solution
- Step 1: Write the proportion equation
14,244,334.84 : 19,657,154.37 = 7,718,140.99 : x - Step 2: Convert to fraction form
14,244,334.84/19,657,154.37 = 7,718,140.99/x - Step 3: Cross multiply
14,244,334.84x = 19,657,154.37 × 7,718,140.99 - Step 4: Simplify right side
14,244,334.84x = 151,716,688,889,854.62 - Step 5: Solve for x
x = 151,716,688,889,854.62/14,244,334.84 - Step 6: Final answer
x = 10,651,019.55
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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.