Finding the Fourth Proportional to 34,148,335.60, 51,156,148.20 and 18,975,113.20
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Solution
The fourth proportional to 34,148,335.60, 51,156,148.20 and 18,975,113.20 is: 28,425,798.39
Step by Step Solution
- Step 1: Write the proportion equation
34,148,335.60 : 51,156,148.20 = 18,975,113.20 : x - Step 2: Convert to fraction form
34,148,335.60/51,156,148.20 = 18,975,113.20/x - Step 3: Cross multiply
34,148,335.60x = 51,156,148.20 × 18,975,113.20 - Step 4: Simplify right side
34,148,335.60x = 970,693,702,970,976.25 - Step 5: Solve for x
x = 970,693,702,970,976.25/34,148,335.60 - Step 6: Final answer
x = 28,425,798.39
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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.