Finding the Fourth Proportional to 5,767,476.81, 8,653,110.65 and 2,358,630.90
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Solution
The fourth proportional to 5,767,476.81, 8,653,110.65 and 2,358,630.90 is: 3,538,721.50
Step by Step Solution
- Step 1: Write the proportion equation
5,767,476.81 : 8,653,110.65 = 2,358,630.90 : x - Step 2: Convert to fraction form
5,767,476.81/8,653,110.65 = 2,358,630.90/x - Step 3: Cross multiply
5,767,476.81x = 8,653,110.65 × 2,358,630.90 - Step 4: Simplify right side
5,767,476.81x = 20,409,494,160,209.09 - Step 5: Solve for x
x = 20,409,494,160,209.09/5,767,476.81 - Step 6: Final answer
x = 3,538,721.50
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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.