Finding the Fourth Proportional to 19,856,470.66, 29,767,647.36 and 6,900,938.08
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Solution
The fourth proportional to 19,856,470.66, 29,767,647.36 and 6,900,938.08 is: 10,345,478.55
Step by Step Solution
- Step 1: Write the proportion equation
19,856,470.66 : 29,767,647.36 = 6,900,938.08 : x - Step 2: Convert to fraction form
19,856,470.66/29,767,647.36 = 6,900,938.08/x - Step 3: Cross multiply
19,856,470.66x = 29,767,647.36 × 6,900,938.08 - Step 4: Simplify right side
19,856,470.66x = 205,424,691,218,635.47 - Step 5: Solve for x
x = 205,424,691,218,635.47/19,856,470.66 - Step 6: Final answer
x = 10,345,478.55
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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.