Finding the Fourth Proportional to 34,815,483.87, 48,044,412.23 and 19,345,170.75
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Solution
The fourth proportional to 34,815,483.87, 48,044,412.23 and 19,345,170.75 is: 26,695,804.71
Step by Step Solution
- Step 1: Write the proportion equation
34,815,483.87 : 48,044,412.23 = 19,345,170.75 : x - Step 2: Convert to fraction form
34,815,483.87/48,044,412.23 = 19,345,170.75/x - Step 3: Cross multiply
34,815,483.87x = 48,044,412.23 × 19,345,170.75 - Step 4: Simplify right side
34,815,483.87x = 929,427,358,172,738.25 - Step 5: Solve for x
x = 929,427,358,172,738.25/34,815,483.87 - Step 6: Final answer
x = 26,695,804.71
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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.