Finding the Fourth Proportional to 62,208,301.80, 93,312,452.70 and 47,091,757.80
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Solution
The fourth proportional to 62,208,301.80, 93,312,452.70 and 47,091,757.80 is: 70,637,636.70
Step by Step Solution
- Step 1: Write the proportion equation
62,208,301.80 : 93,312,452.70 = 47,091,757.80 : x - Step 2: Convert to fraction form
62,208,301.80/93,312,452.70 = 47,091,757.80/x - Step 3: Cross multiply
62,208,301.80x = 93,312,452.70 × 47,091,757.80 - Step 4: Simplify right side
62,208,301.80x = 4,394,247,422,272,356 - Step 5: Solve for x
x = 4,394,247,422,272,356/62,208,301.80 - Step 6: Final answer
x = 70,637,636.70
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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.