Finding the Fourth Proportional to 45,405,638.87, 62,659,764.65 and 24,779,085.08
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Solution
The fourth proportional to 45,405,638.87, 62,659,764.65 and 24,779,085.08 is: 34,195,128.14
Step by Step Solution
- Step 1: Write the proportion equation
45,405,638.87 : 62,659,764.65 = 24,779,085.08 : x - Step 2: Convert to fraction form
45,405,638.87/62,659,764.65 = 24,779,085.08/x - Step 3: Cross multiply
45,405,638.87x = 62,659,764.65 × 24,779,085.08 - Step 4: Simplify right side
45,405,638.87x = 1,552,651,639,103,775.25 - Step 5: Solve for x
x = 1,552,651,639,103,775.25/45,405,638.87 - Step 6: Final answer
x = 34,195,128.14
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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.