Finding the Fourth Proportional to 8,736,959.64, 13,104,553.70 and 2,346,381.62
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Solution
The fourth proportional to 8,736,959.64, 13,104,553.70 and 2,346,381.62 is: 3,519,334.55
Step by Step Solution
- Step 1: Write the proportion equation
8,736,959.64 : 13,104,553.70 = 2,346,381.62 : x - Step 2: Convert to fraction form
8,736,959.64/13,104,553.70 = 2,346,381.62/x - Step 3: Cross multiply
8,736,959.64x = 13,104,553.70 × 2,346,381.62 - Step 4: Simplify right side
8,736,959.64x = 30,748,283,939,982.99 - Step 5: Solve for x
x = 30,748,283,939,982.99/8,736,959.64 - Step 6: Final answer
x = 3,519,334.55
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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.