Finding the Fourth Proportional to 16,403,903.20, 24,605,854.80 and 10,026,611.20
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Solution
The fourth proportional to 16,403,903.20, 24,605,854.80 and 10,026,611.20 is: 15,039,916.80
Step by Step Solution
- Step 1: Write the proportion equation
16,403,903.20 : 24,605,854.80 = 10,026,611.20 : x - Step 2: Convert to fraction form
16,403,903.20/24,605,854.80 = 10,026,611.20/x - Step 3: Cross multiply
16,403,903.20x = 24,605,854.80 × 10,026,611.20 - Step 4: Simplify right side
16,403,903.20x = 246,713,339,323,253.75 - Step 5: Solve for x
x = 246,713,339,323,253.75/16,403,903.20 - Step 6: Final answer
x = 15,039,916.80
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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.