Finding the Fourth Proportional to 16,642,260.60, 24,963,390.90 and 7,056,007.80
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Solution
The fourth proportional to 16,642,260.60, 24,963,390.90 and 7,056,007.80 is: 10,584,011.70
Step by Step Solution
- Step 1: Write the proportion equation
16,642,260.60 : 24,963,390.90 = 7,056,007.80 : x - Step 2: Convert to fraction form
16,642,260.60/24,963,390.90 = 7,056,007.80/x - Step 3: Cross multiply
16,642,260.60x = 24,963,390.90 × 7,056,007.80 - Step 4: Simplify right side
16,642,260.60x = 176,141,880,904,849 - Step 5: Solve for x
x = 176,141,880,904,849/16,642,260.60 - Step 6: Final answer
x = 10,584,011.70
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1.5x scale
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.