Finding the Fourth Proportional to 53,718,316.99, 80,519,172.34 and 35,266,518.71
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Solution
The fourth proportional to 53,718,316.99, 80,519,172.34 and 35,266,518.71 is: 52,861,501.57
Step by Step Solution
- Step 1: Write the proportion equation
53,718,316.99 : 80,519,172.34 = 35,266,518.71 : x - Step 2: Convert to fraction form
53,718,316.99/80,519,172.34 = 35,266,518.71/x - Step 3: Cross multiply
53,718,316.99x = 80,519,172.34 × 35,266,518.71 - Step 4: Simplify right side
53,718,316.99x = 2,839,630,897,842,324.50 - Step 5: Solve for x
x = 2,839,630,897,842,324.50/53,718,316.99 - Step 6: Final answer
x = 52,861,501.57
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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.