Finding the Fourth Proportional to 39,319,869.60, 58,958,809.20 and 16,575,069.60
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Solution
The fourth proportional to 39,319,869.60, 58,958,809.20 and 16,575,069.60 is: 24,853,753.99
Step by Step Solution
- Step 1: Write the proportion equation
39,319,869.60 : 58,958,809.20 = 16,575,069.60 : x - Step 2: Convert to fraction form
39,319,869.60/58,958,809.20 = 16,575,069.60/x - Step 3: Cross multiply
39,319,869.60x = 58,958,809.20 × 16,575,069.60 - Step 4: Simplify right side
39,319,869.60x = 977,246,366,023,120.38 - Step 5: Solve for x
x = 977,246,366,023,120.38/39,319,869.60 - Step 6: Final answer
x = 24,853,753.99
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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.