Finding the Fourth Proportional to 12,757,135.34, 19,130,382.36 and 4,001,157.95
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Solution
The fourth proportional to 12,757,135.34, 19,130,382.36 and 4,001,157.95 is: 6,000,068.15
Step by Step Solution
- Step 1: Write the proportion equation
12,757,135.34 : 19,130,382.36 = 4,001,157.95 : x - Step 2: Convert to fraction form
12,757,135.34/19,130,382.36 = 4,001,157.95/x - Step 3: Cross multiply
12,757,135.34x = 19,130,382.36 × 4,001,157.95 - Step 4: Simplify right side
12,757,135.34x = 76,543,681,466,253.77 - Step 5: Solve for x
x = 76,543,681,466,253.77/12,757,135.34 - Step 6: Final answer
x = 6,000,068.15
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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.