Finding the Fourth Proportional to 26,526,988.42, 39,790,479.25 and 7,357,745.37
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Solution
The fourth proportional to 26,526,988.42, 39,790,479.25 and 7,357,745.37 is: 11,036,617.12
Step by Step Solution
- Step 1: Write the proportion equation
26,526,988.42 : 39,790,479.25 = 7,357,745.37 : x - Step 2: Convert to fraction form
26,526,988.42/39,790,479.25 = 7,357,745.37/x - Step 3: Cross multiply
26,526,988.42x = 39,790,479.25 × 7,357,745.37 - Step 4: Simplify right side
26,526,988.42x = 292,768,214,471,768.56 - Step 5: Solve for x
x = 292,768,214,471,768.56/26,526,988.42 - Step 6: Final answer
x = 11,036,617.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.