Finding the Fourth Proportional to 62,208,233.20, 93,312,349.80 and 53,138,306.80
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Solution
The fourth proportional to 62,208,233.20, 93,312,349.80 and 53,138,306.80 is: 79,707,460.20
Step by Step Solution
- Step 1: Write the proportion equation
62,208,233.20 : 93,312,349.80 = 53,138,306.80 : x - Step 2: Convert to fraction form
62,208,233.20/93,312,349.80 = 53,138,306.80/x - Step 3: Cross multiply
62,208,233.20x = 93,312,349.80 × 53,138,306.80 - Step 4: Simplify right side
62,208,233.20x = 4,958,460,271,901,318 - Step 5: Solve for x
x = 4,958,460,271,901,318/62,208,233.20 - Step 6: Final answer
x = 79,707,460.20
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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.