Finding the Fourth Proportional to 10,235,819.66, 14,125,439.36 and 6,564,724.88
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Solution
The fourth proportional to 10,235,819.66, 14,125,439.36 and 6,564,724.88 is: 9,059,325.61
Step by Step Solution
- Step 1: Write the proportion equation
10,235,819.66 : 14,125,439.36 = 6,564,724.88 : x - Step 2: Convert to fraction form
10,235,819.66/14,125,439.36 = 6,564,724.88/x - Step 3: Cross multiply
10,235,819.66x = 14,125,439.36 × 6,564,724.88 - Step 4: Simplify right side
10,235,819.66x = 92,729,623,104,072.45 - Step 5: Solve for x
x = 92,729,623,104,072.45/10,235,819.66 - Step 6: Final answer
x = 9,059,325.61
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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.