Finding the Fourth Proportional to 34,730,584.50, 47,928,206.61 and 19,263,037.62
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Solution
The fourth proportional to 34,730,584.50, 47,928,206.61 and 19,263,037.62 is: 26,582,991.92
Step by Step Solution
- Step 1: Write the proportion equation
34,730,584.50 : 47,928,206.61 = 19,263,037.62 : x - Step 2: Convert to fraction form
34,730,584.50/47,928,206.61 = 19,263,037.62/x - Step 3: Cross multiply
34,730,584.50x = 47,928,206.61 × 19,263,037.62 - Step 4: Simplify right side
34,730,584.50x = 923,242,846,987,562.75 - Step 5: Solve for x
x = 923,242,846,987,562.75/34,730,584.50 - Step 6: Final answer
x = 26,582,991.92
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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.