Finding the Fourth Proportional to 74,360,135.42, 102,585,152.04 and 46,434,363.20
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Solution
The fourth proportional to 74,360,135.42, 102,585,152.04 and 46,434,363.20 is: 64,059,541.87
Step by Step Solution
- Step 1: Write the proportion equation
74,360,135.42 : 102,585,152.04 = 46,434,363.20 : x - Step 2: Convert to fraction form
74,360,135.42/102,585,152.04 = 46,434,363.20/x - Step 3: Cross multiply
74,360,135.42x = 102,585,152.04 × 46,434,363.20 - Step 4: Simplify right side
74,360,135.42x = 4,763,476,208,752,582 - Step 5: Solve for x
x = 4,763,476,208,752,582/74,360,135.42 - Step 6: Final answer
x = 64,059,541.87
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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.