Finding the Fourth Proportional to 35,442,695.20, 53,164,042.80 and 8,516,351.20
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Solution
The fourth proportional to 35,442,695.20, 53,164,042.80 and 8,516,351.20 is: 12,774,526.80
Step by Step Solution
- Step 1: Write the proportion equation
35,442,695.20 : 53,164,042.80 = 8,516,351.20 : x - Step 2: Convert to fraction form
35,442,695.20/53,164,042.80 = 8,516,351.20/x - Step 3: Cross multiply
35,442,695.20x = 53,164,042.80 × 8,516,351.20 - Step 4: Simplify right side
35,442,695.20x = 452,763,659,696,631.31 - Step 5: Solve for x
x = 452,763,659,696,631.31/35,442,695.20 - Step 6: Final answer
x = 12,774,526.80
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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.