Finding the Fourth Proportional to 17,868,299.52, 26,805,438.18 and 14,029,966.56
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Solution
The fourth proportional to 17,868,299.52, 26,805,438.18 and 14,029,966.56 is: 21,047,296.69
Step by Step Solution
- Step 1: Write the proportion equation
17,868,299.52 : 26,805,438.18 = 14,029,966.56 : x - Step 2: Convert to fraction form
17,868,299.52/26,805,438.18 = 14,029,966.56/x - Step 3: Cross multiply
17,868,299.52x = 26,805,438.18 × 14,029,966.56 - Step 4: Simplify right side
17,868,299.52x = 376,079,401,291,547.25 - Step 5: Solve for x
x = 376,079,401,291,547.25/17,868,299.52 - Step 6: Final answer
x = 21,047,296.69
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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.