Finding the Fourth Proportional to 26,189,475.36, 39,259,786.08 and 8,905,865.40
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Solution
The fourth proportional to 26,189,475.36, 39,259,786.08 and 8,905,865.40 is: 13,350,491.59
Step by Step Solution
- Step 1: Write the proportion equation
26,189,475.36 : 39,259,786.08 = 8,905,865.40 : x - Step 2: Convert to fraction form
26,189,475.36/39,259,786.08 = 8,905,865.40/x - Step 3: Cross multiply
26,189,475.36x = 39,259,786.08 × 8,905,865.40 - Step 4: Simplify right side
26,189,475.36x = 349,642,370,461,273.62 - Step 5: Solve for x
x = 349,642,370,461,273.62/26,189,475.36 - Step 6: Final answer
x = 13,350,491.59
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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.