Finding the Fourth Proportional to 16,620,610.78, 24,938,811.64 and 11,510,903.98
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Solution
The fourth proportional to 16,620,610.78, 24,938,811.64 and 11,510,903.98 is: 17,271,824.12
Step by Step Solution
- Step 1: Write the proportion equation
16,620,610.78 : 24,938,811.64 = 11,510,903.98 : x - Step 2: Convert to fraction form
16,620,610.78/24,938,811.64 = 11,510,903.98/x - Step 3: Cross multiply
16,620,610.78x = 24,938,811.64 × 11,510,903.98 - Step 4: Simplify right side
16,620,610.78x = 287,068,266,163,346.38 - Step 5: Solve for x
x = 287,068,266,163,346.38/16,620,610.78 - Step 6: Final answer
x = 17,271,824.12
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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.