Finding the Fourth Proportional to 48,516,438.56, 72,775,789.70 and 16,170,971.00
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Solution
The fourth proportional to 48,516,438.56, 72,775,789.70 and 16,170,971.00 is: 24,256,833.75
Step by Step Solution
- Step 1: Write the proportion equation
48,516,438.56 : 72,775,789.70 = 16,170,971.00 : x - Step 2: Convert to fraction form
48,516,438.56/72,775,789.70 = 16,170,971.00/x - Step 3: Cross multiply
48,516,438.56x = 72,775,789.70 × 16,170,971.00 - Step 4: Simplify right side
48,516,438.56x = 1,176,855,184,296,064.75 - Step 5: Solve for x
x = 1,176,855,184,296,064.75/48,516,438.56 - Step 6: Final answer
x = 24,256,833.75
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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.