Finding the Fourth Proportional to 19,718,585.24, 29,577,838.11 and 18,518,649.76
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Solution
The fourth proportional to 19,718,585.24, 29,577,838.11 and 18,518,649.76 is: 27,777,937.30
Step by Step Solution
- Step 1: Write the proportion equation
19,718,585.24 : 29,577,838.11 = 18,518,649.76 : x - Step 2: Convert to fraction form
19,718,585.24/29,577,838.11 = 18,518,649.76/x - Step 3: Cross multiply
19,718,585.24x = 29,577,838.11 × 18,518,649.76 - Step 4: Simplify right side
19,718,585.24x = 547,741,624,501,395.25 - Step 5: Solve for x
x = 547,741,624,501,395.25/19,718,585.24 - Step 6: Final answer
x = 27,777,937.30
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.