Finding the Fourth Proportional to 39,253,497.67, 58,905,440.75 and 19,047,717.19
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Solution
The fourth proportional to 39,253,497.67, 58,905,440.75 and 19,047,717.19 is: 28,583,801.27
Step by Step Solution
- Step 1: Write the proportion equation
39,253,497.67 : 58,905,440.75 = 19,047,717.19 : x - Step 2: Convert to fraction form
39,253,497.67/58,905,440.75 = 19,047,717.19/x - Step 3: Cross multiply
39,253,497.67x = 58,905,440.75 × 19,047,717.19 - Step 4: Simplify right side
39,253,497.67x = 1,122,014,176,358,301.62 - Step 5: Solve for x
x = 1,122,014,176,358,301.62/39,253,497.67 - Step 6: Final answer
x = 28,583,801.27
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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.