Finding the Fourth Proportional to 19,603,366.44, 29,378,554.02 and 7,466,208.90
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Solution
The fourth proportional to 19,603,366.44, 29,378,554.02 and 7,466,208.90 is: 11,189,222.12
Step by Step Solution
- Step 1: Write the proportion equation
19,603,366.44 : 29,378,554.02 = 7,466,208.90 : x - Step 2: Convert to fraction form
19,603,366.44/29,378,554.02 = 7,466,208.90/x - Step 3: Cross multiply
19,603,366.44x = 29,378,554.02 × 7,466,208.90 - Step 4: Simplify right side
19,603,366.44x = 219,346,421,493,254.78 - Step 5: Solve for x
x = 219,346,421,493,254.78/19,603,366.44 - Step 6: Final answer
x = 11,189,222.12
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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.