Finding the Fourth Proportional to 24,488,407.90, 36,690,621.45 and 15,964,356.70
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Solution
The fourth proportional to 24,488,407.90, 36,690,621.45 and 15,964,356.70 is: 23,919,160.88
Step by Step Solution
- Step 1: Write the proportion equation
24,488,407.90 : 36,690,621.45 = 15,964,356.70 : x - Step 2: Convert to fraction form
24,488,407.90/36,690,621.45 = 15,964,356.70/x - Step 3: Cross multiply
24,488,407.90x = 36,690,621.45 × 15,964,356.70 - Step 4: Simplify right side
24,488,407.90x = 585,742,168,372,471.25 - Step 5: Solve for x
x = 585,742,168,372,471.25/24,488,407.90 - Step 6: Final answer
x = 23,919,160.88
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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.