Finding the Fourth Proportional to 76,968,618.24, 106,176,423.42 and 47,590,559.76
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Solution
The fourth proportional to 76,968,618.24, 106,176,423.42 and 47,590,559.76 is: 65,650,073.23
Step by Step Solution
- Step 1: Write the proportion equation
76,968,618.24 : 106,176,423.42 = 47,590,559.76 : x - Step 2: Convert to fraction form
76,968,618.24/106,176,423.42 = 47,590,559.76/x - Step 3: Cross multiply
76,968,618.24x = 106,176,423.42 × 47,590,559.76 - Step 4: Simplify right side
76,968,618.24x = 5,052,995,423,872,573 - Step 5: Solve for x
x = 5,052,995,423,872,573/76,968,618.24 - Step 6: Final answer
x = 65,650,073.23
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.