Finding the Fourth Proportional to 16,581,964.35, 22,882,878.20 and 9,240,106.94
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Solution
The fourth proportional to 16,581,964.35, 22,882,878.20 and 9,240,106.94 is: 12,751,217.96
Step by Step Solution
- Step 1: Write the proportion equation
16,581,964.35 : 22,882,878.20 = 9,240,106.94 : x - Step 2: Convert to fraction form
16,581,964.35/22,882,878.20 = 9,240,106.94/x - Step 3: Cross multiply
16,581,964.35x = 22,882,878.20 × 9,240,106.94 - Step 4: Simplify right side
16,581,964.35x = 211,440,241,657,491.41 - Step 5: Solve for x
x = 211,440,241,657,491.41/16,581,964.35 - Step 6: Final answer
x = 12,751,217.96
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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.