Finding the Fourth Proportional to 29,478,008.28, 44,241,856.74 and 12,450,901.08
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Solution
The fourth proportional to 29,478,008.28, 44,241,856.74 and 12,450,901.08 is: 18,686,845.35
Step by Step Solution
- Step 1: Write the proportion equation
29,478,008.28 : 44,241,856.74 = 12,450,901.08 : x - Step 2: Convert to fraction form
29,478,008.28/44,241,856.74 = 12,450,901.08/x - Step 3: Cross multiply
29,478,008.28x = 44,241,856.74 × 12,450,901.08 - Step 4: Simplify right side
29,478,008.28x = 550,850,981,865,271.31 - Step 5: Solve for x
x = 550,850,981,865,271.31/29,478,008.28 - Step 6: Final answer
x = 18,686,845.35
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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.