Finding the Fourth Proportional to 53,430,696.40, 80,149,369.08 and 19,352,337.52
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Solution
The fourth proportional to 53,430,696.40, 80,149,369.08 and 19,352,337.52 is: 29,029,710.39
Step by Step Solution
- Step 1: Write the proportion equation
53,430,696.40 : 80,149,369.08 = 19,352,337.52 : x - Step 2: Convert to fraction form
53,430,696.40/80,149,369.08 = 19,352,337.52/x - Step 3: Cross multiply
53,430,696.40x = 80,149,369.08 × 19,352,337.52 - Step 4: Simplify right side
53,430,696.40x = 1,551,077,642,451,211.75 - Step 5: Solve for x
x = 1,551,077,642,451,211.75/53,430,696.40 - Step 6: Final answer
x = 29,029,710.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.