Finding the Fourth Proportional to 19,135,215.17, 28,702,936.93 and 4,758,282.96
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Solution
The fourth proportional to 19,135,215.17, 28,702,936.93 and 4,758,282.96 is: 7,137,452.83
Step by Step Solution
- Step 1: Write the proportion equation
19,135,215.17 : 28,702,936.93 = 4,758,282.96 : x - Step 2: Convert to fraction form
19,135,215.17/28,702,936.93 = 4,758,282.96/x - Step 3: Cross multiply
19,135,215.17x = 28,702,936.93 × 4,758,282.96 - Step 4: Simplify right side
19,135,215.17x = 136,576,695,656,055.56 - Step 5: Solve for x
x = 136,576,695,656,055.56/19,135,215.17 - Step 6: Final answer
x = 7,137,452.83
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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.