Finding the Fourth Proportional to 53,211,690.40, 79,829,345.40 and 24,450,890.80
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Solution
The fourth proportional to 53,211,690.40, 79,829,345.40 and 24,450,890.80 is: 36,681,762.83
Step by Step Solution
- Step 1: Write the proportion equation
53,211,690.40 : 79,829,345.40 = 24,450,890.80 : x - Step 2: Convert to fraction form
53,211,690.40/79,829,345.40 = 24,450,890.80/x - Step 3: Cross multiply
53,211,690.40x = 79,829,345.40 × 24,450,890.80 - Step 4: Simplify right side
53,211,690.40x = 1,951,898,607,010,882.50 - Step 5: Solve for x
x = 1,951,898,607,010,882.50/53,211,690.40 - Step 6: Final answer
x = 36,681,762.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.