Finding the Fourth Proportional to 19,634,923.61, 29,442,531.61 and 11,440,214.11
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Solution
The fourth proportional to 19,634,923.61, 29,442,531.61 and 11,440,214.11 is: 17,154,579.88
Step by Step Solution
- Step 1: Write the proportion equation
19,634,923.61 : 29,442,531.61 = 11,440,214.11 : x - Step 2: Convert to fraction form
19,634,923.61/29,442,531.61 = 11,440,214.11/x - Step 3: Cross multiply
19,634,923.61x = 29,442,531.61 × 11,440,214.11 - Step 4: Simplify right side
19,634,923.61x = 336,828,865,609,946.44 - Step 5: Solve for x
x = 336,828,865,609,946.44/19,634,923.61 - Step 6: Final answer
x = 17,154,579.88
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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.