Finding the Fourth Proportional to 51,092,737.40, 76,639,106.10 and 48,573,313.40
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Solution
The fourth proportional to 51,092,737.40, 76,639,106.10 and 48,573,313.40 is: 72,859,970.10
Step by Step Solution
- Step 1: Write the proportion equation
51,092,737.40 : 76,639,106.10 = 48,573,313.40 : x - Step 2: Convert to fraction form
51,092,737.40/76,639,106.10 = 48,573,313.40/x - Step 3: Cross multiply
51,092,737.40x = 76,639,106.10 × 48,573,313.40 - Step 4: Simplify right side
51,092,737.40x = 3,722,615,319,291,151.50 - Step 5: Solve for x
x = 3,722,615,319,291,151.50/51,092,737.40 - Step 6: Final answer
x = 72,859,970.10
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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.