Finding the Fourth Proportional to 40,132,807.51, 55,382,332.40 and 23,614,001.99
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Solution
The fourth proportional to 40,132,807.51, 55,382,332.40 and 23,614,001.99 is: 32,586,768.50
Step by Step Solution
- Step 1: Write the proportion equation
40,132,807.51 : 55,382,332.40 = 23,614,001.99 : x - Step 2: Convert to fraction form
40,132,807.51/55,382,332.40 = 23,614,001.99/x - Step 3: Cross multiply
40,132,807.51x = 55,382,332.40 × 23,614,001.99 - Step 4: Simplify right side
40,132,807.51x = 1,307,798,507,504,441.25 - Step 5: Solve for x
x = 1,307,798,507,504,441.25/40,132,807.51 - Step 6: Final answer
x = 32,586,768.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.