Finding the Fourth Proportional to 19,259,607.06, 28,893,189.63 and 7,129,176.66
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Solution
The fourth proportional to 19,259,607.06, 28,893,189.63 and 7,129,176.66 is: 10,695,163.85
Step by Step Solution
- Step 1: Write the proportion equation
19,259,607.06 : 28,893,189.63 = 7,129,176.66 : x - Step 2: Convert to fraction form
19,259,607.06/28,893,189.63 = 7,129,176.66/x - Step 3: Cross multiply
19,259,607.06x = 28,893,189.63 × 7,129,176.66 - Step 4: Simplify right side
19,259,607.06x = 205,984,653,143,150.03 - Step 5: Solve for x
x = 205,984,653,143,150.03/19,259,607.06 - Step 6: Final answer
x = 10,695,163.85
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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.