Finding the Fourth Proportional to 62,613,341.72, 93,920,735.66 and 18,894,478.99
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Solution
The fourth proportional to 62,613,341.72, 93,920,735.66 and 18,894,478.99 is: 28,341,936.69
Step by Step Solution
- Step 1: Write the proportion equation
62,613,341.72 : 93,920,735.66 = 18,894,478.99 : x - Step 2: Convert to fraction form
62,613,341.72/93,920,735.66 = 18,894,478.99/x - Step 3: Cross multiply
62,613,341.72x = 93,920,735.66 × 18,894,478.99 - Step 4: Simplify right side
62,613,341.72x = 1,774,583,366,653,213.50 - Step 5: Solve for x
x = 1,774,583,366,653,213.50/62,613,341.72 - Step 6: Final answer
x = 28,341,936.69
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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.