Finding the Fourth Proportional to 10,176,769.33, 15,265,076.23 and 2,603,722.93
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Solution
The fourth proportional to 10,176,769.33, 15,265,076.23 and 2,603,722.93 is: 3,905,564.50
Step by Step Solution
- Step 1: Write the proportion equation
10,176,769.33 : 15,265,076.23 = 2,603,722.93 : x - Step 2: Convert to fraction form
10,176,769.33/15,265,076.23 = 2,603,722.93/x - Step 3: Cross multiply
10,176,769.33x = 15,265,076.23 × 2,603,722.93 - Step 4: Simplify right side
10,176,769.33x = 39,746,029,008,248.96 - Step 5: Solve for x
x = 39,746,029,008,248.96/10,176,769.33 - Step 6: Final answer
x = 3,905,564.50
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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.