Finding the Fourth Proportional to 33,009,658.40, 49,516,674.60 and 8,748,246.80
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Solution
The fourth proportional to 33,009,658.40, 49,516,674.60 and 8,748,246.80 is: 13,122,949.80
Step by Step Solution
- Step 1: Write the proportion equation
33,009,658.40 : 49,516,674.60 = 8,748,246.80 : x - Step 2: Convert to fraction form
33,009,658.40/49,516,674.60 = 8,748,246.80/x - Step 3: Cross multiply
33,009,658.40x = 49,516,674.60 × 8,748,246.80 - Step 4: Simplify right side
33,009,658.40x = 433,184,090,116,091.31 - Step 5: Solve for x
x = 433,184,090,116,091.31/33,009,658.40 - Step 6: Final answer
x = 13,122,949.80
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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.