Finding the Fourth Proportional to 51,415,166.10, 70,952,921.55 and 29,389,138.50
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Solution
The fourth proportional to 51,415,166.10, 70,952,921.55 and 29,389,138.50 is: 40,557,006.75
Step by Step Solution
- Step 1: Write the proportion equation
51,415,166.10 : 70,952,921.55 = 29,389,138.50 : x - Step 2: Convert to fraction form
51,415,166.10/70,952,921.55 = 29,389,138.50/x - Step 3: Cross multiply
51,415,166.10x = 70,952,921.55 × 29,389,138.50 - Step 4: Simplify right side
51,415,166.10x = 2,085,245,238,412,584.50 - Step 5: Solve for x
x = 2,085,245,238,412,584.50/51,415,166.10 - Step 6: Final answer
x = 40,557,006.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.