Finding the Fourth Proportional to 16,864,330.33, 23,272,850.12 and 9,129,372.65
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Solution
The fourth proportional to 16,864,330.33, 23,272,850.12 and 9,129,372.65 is: 12,598,574.46
Step by Step Solution
- Step 1: Write the proportion equation
16,864,330.33 : 23,272,850.12 = 9,129,372.65 : x - Step 2: Convert to fraction form
16,864,330.33/23,272,850.12 = 9,129,372.65/x - Step 3: Cross multiply
16,864,330.33x = 23,272,850.12 × 9,129,372.65 - Step 4: Simplify right side
16,864,330.33x = 212,466,521,371,827.25 - Step 5: Solve for x
x = 212,466,521,371,827.25/16,864,330.33 - Step 6: Final answer
x = 12,598,574.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.