Finding the Fourth Proportional to 16,523,101.20, 24,763,539.80 and 13,329,731.28
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Solution
The fourth proportional to 16,523,101.20, 24,763,539.80 and 13,329,731.28 is: 19,977,565.17
Step by Step Solution
- Step 1: Write the proportion equation
16,523,101.20 : 24,763,539.80 = 13,329,731.28 : x - Step 2: Convert to fraction form
16,523,101.20/24,763,539.80 = 13,329,731.28/x - Step 3: Cross multiply
16,523,101.20x = 24,763,539.80 × 13,329,731.28 - Step 4: Simplify right side
16,523,101.20x = 330,091,331,075,584.94 - Step 5: Solve for x
x = 330,091,331,075,584.94/16,523,101.20 - Step 6: Final answer
x = 19,977,565.17
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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.