Finding the Fourth Proportional to 28,768,747.41, 43,170,146.01 and 10,585,711.08
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Solution
The fourth proportional to 28,768,747.41, 43,170,146.01 and 10,585,711.08 is: 15,884,831.08
Step by Step Solution
- Step 1: Write the proportion equation
28,768,747.41 : 43,170,146.01 = 10,585,711.08 : x - Step 2: Convert to fraction form
28,768,747.41/43,170,146.01 = 10,585,711.08/x - Step 3: Cross multiply
28,768,747.41x = 43,170,146.01 × 10,585,711.08 - Step 4: Simplify right side
28,768,747.41x = 456,986,692,943,274.75 - Step 5: Solve for x
x = 456,986,692,943,274.75/28,768,747.41 - Step 6: Final answer
x = 15,884,831.08
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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.