Finding the Fourth Proportional to 26,814,785.92, 40,222,261.44 and 6,620,030.08
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Solution
The fourth proportional to 26,814,785.92, 40,222,261.44 and 6,620,030.08 is: 9,930,065.50
Step by Step Solution
- Step 1: Write the proportion equation
26,814,785.92 : 40,222,261.44 = 6,620,030.08 : x - Step 2: Convert to fraction form
26,814,785.92/40,222,261.44 = 6,620,030.08/x - Step 3: Cross multiply
26,814,785.92x = 40,222,261.44 × 6,620,030.08 - Step 4: Simplify right side
26,814,785.92x = 266,272,580,618,424.09 - Step 5: Solve for x
x = 266,272,580,618,424.09/26,814,785.92 - Step 6: Final answer
x = 9,930,065.50
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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.