Finding the Fourth Proportional to 16,038,137.10, 24,009,966.45 and 15,103,850.70
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Solution
The fourth proportional to 16,038,137.10, 24,009,966.45 and 15,103,850.70 is: 22,611,288.72
Step by Step Solution
- Step 1: Write the proportion equation
16,038,137.10 : 24,009,966.45 = 15,103,850.70 : x - Step 2: Convert to fraction form
16,038,137.10/24,009,966.45 = 15,103,850.70/x - Step 3: Cross multiply
16,038,137.10x = 24,009,966.45 × 15,103,850.70 - Step 4: Simplify right side
16,038,137.10x = 362,642,948,572,809 - Step 5: Solve for x
x = 362,642,948,572,809/16,038,137.10 - Step 6: Final answer
x = 22,611,288.72
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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.