Finding the Fourth Proportional to 56,949,698.68, 78,597,487.02 and 32,170,930.36
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Solution
The fourth proportional to 56,949,698.68, 78,597,487.02 and 32,170,930.36 is: 44,399,783.32
Step by Step Solution
- Step 1: Write the proportion equation
56,949,698.68 : 78,597,487.02 = 32,170,930.36 : x - Step 2: Convert to fraction form
56,949,698.68/78,597,487.02 = 32,170,930.36/x - Step 3: Cross multiply
56,949,698.68x = 78,597,487.02 × 32,170,930.36 - Step 4: Simplify right side
56,949,698.68x = 2,528,554,281,391,423.50 - Step 5: Solve for x
x = 2,528,554,281,391,423.50/56,949,698.68 - Step 6: Final answer
x = 44,399,783.32
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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.