Finding the Fourth Proportional to 14,085,076.05, 21,128,641.28 and 4,368,455.46
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Solution
The fourth proportional to 14,085,076.05, 21,128,641.28 and 4,368,455.46 is: 6,553,001.78
Step by Step Solution
- Step 1: Write the proportion equation
14,085,076.05 : 21,128,641.28 = 4,368,455.46 : x - Step 2: Convert to fraction form
14,085,076.05/21,128,641.28 = 4,368,455.46/x - Step 3: Cross multiply
14,085,076.05x = 21,128,641.28 × 4,368,455.46 - Step 4: Simplify right side
14,085,076.05x = 92,299,528,398,536.25 - Step 5: Solve for x
x = 92,299,528,398,536.25/14,085,076.05 - Step 6: Final answer
x = 6,553,001.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.