Finding the Fourth Proportional to 17,516,674.20, 24,184,384.74 and 15,677,948.28
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Solution
The fourth proportional to 17,516,674.20, 24,184,384.74 and 15,677,948.28 is: 21,645,749.01
Step by Step Solution
- Step 1: Write the proportion equation
17,516,674.20 : 24,184,384.74 = 15,677,948.28 : x - Step 2: Convert to fraction form
17,516,674.20/24,184,384.74 = 15,677,948.28/x - Step 3: Cross multiply
17,516,674.20x = 24,184,384.74 × 15,677,948.28 - Step 4: Simplify right side
17,516,674.20x = 379,161,533,137,341.19 - Step 5: Solve for x
x = 379,161,533,137,341.19/17,516,674.20 - Step 6: Final answer
x = 21,645,749.01
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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.