Finding the Fourth Proportional to 69,312,900.88, 95,651,825.80 and 37,952,937.14
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Solution
The fourth proportional to 69,312,900.88, 95,651,825.80 and 37,952,937.14 is: 52,375,065.62
Step by Step Solution
- Step 1: Write the proportion equation
69,312,900.88 : 95,651,825.80 = 37,952,937.14 : x - Step 2: Convert to fraction form
69,312,900.88/95,651,825.80 = 37,952,937.14/x - Step 3: Cross multiply
69,312,900.88x = 95,651,825.80 × 37,952,937.14 - Step 4: Simplify right side
69,312,900.88x = 3,630,267,731,913,630 - Step 5: Solve for x
x = 3,630,267,731,913,630/69,312,900.88 - Step 6: Final answer
x = 52,375,065.62
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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.