Finding the Fourth Proportional to 16,166,441.56, 22,306,358.99 and 9,289,595.02
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Solution
The fourth proportional to 16,166,441.56, 22,306,358.99 and 9,289,595.02 is: 12,817,727.43
Step by Step Solution
- Step 1: Write the proportion equation
16,166,441.56 : 22,306,358.99 = 9,289,595.02 : x - Step 2: Convert to fraction form
16,166,441.56/22,306,358.99 = 9,289,595.02/x - Step 3: Cross multiply
16,166,441.56x = 22,306,358.99 × 9,289,595.02 - Step 4: Simplify right side
16,166,441.56x = 207,217,041,387,836.22 - Step 5: Solve for x
x = 207,217,041,387,836.22/16,166,441.56 - Step 6: Final answer
x = 12,817,727.43
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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.