Finding the Fourth Proportional to 10,176,009.60, 15,259,348.80 and 4,493,308.80
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Solution
The fourth proportional to 10,176,009.60, 15,259,348.80 and 4,493,308.80 is: 6,737,903.06
Step by Step Solution
- Step 1: Write the proportion equation
10,176,009.60 : 15,259,348.80 = 4,493,308.80 : x - Step 2: Convert to fraction form
10,176,009.60/15,259,348.80 = 4,493,308.80/x - Step 3: Cross multiply
10,176,009.60x = 15,259,348.80 × 4,493,308.80 - Step 4: Simplify right side
10,176,009.60x = 68,564,966,245,309.44 - Step 5: Solve for x
x = 68,564,966,245,309.44/10,176,009.60 - Step 6: Final answer
x = 6,737,903.06
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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.