Finding the Fourth Proportional to 69,329,304.09, 95,673,270.36 and 38,388,809.07
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Solution
The fourth proportional to 69,329,304.09, 95,673,270.36 and 38,388,809.07 is: 52,975,909.06
Step by Step Solution
- Step 1: Write the proportion equation
69,329,304.09 : 95,673,270.36 = 38,388,809.07 : x - Step 2: Convert to fraction form
69,329,304.09/95,673,270.36 = 38,388,809.07/x - Step 3: Cross multiply
69,329,304.09x = 95,673,270.36 × 38,388,809.07 - Step 4: Simplify right side
69,329,304.09x = 3,672,782,908,952,530 - Step 5: Solve for x
x = 3,672,782,908,952,530/69,329,304.09 - Step 6: Final answer
x = 52,975,909.06
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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.