Finding the Fourth Proportional to 69,759,670.18, 96,267,580.90 and 38,397,048.63
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Solution
The fourth proportional to 69,759,670.18, 96,267,580.90 and 38,397,048.63 is: 52,987,506.62
Step by Step Solution
- Step 1: Write the proportion equation
69,759,670.18 : 96,267,580.90 = 38,397,048.63 : x - Step 2: Convert to fraction form
69,759,670.18/96,267,580.90 = 38,397,048.63/x - Step 3: Cross multiply
69,759,670.18x = 96,267,580.90 × 38,397,048.63 - Step 4: Simplify right side
69,759,670.18x = 3,696,390,985,309,759.50 - Step 5: Solve for x
x = 3,696,390,985,309,759.50/69,759,670.18 - Step 6: Final answer
x = 52,987,506.62
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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.